Avail free shipping on minimum orders of £75
Profile
Menu
Menu
(0)
Search
Shopping basket
You have no items in your shopping basket.

Accepted Payment Methods

50 Strong 12 x 16 inch Polythene Mailing Postal Bags Plastic Material Mailing Or Posting Parecels Bag

Best In Quality | Top Selling Item

312 review(s) | Add your review
£12.99 ex. VAT
£6.99 ex. VAT
Want to get it delivered Tomorrow?
Order within 12 Hrs 37 Mins via Next day signed for or Special delivery
MaterialPolyethylene
Product dimensions30L x 37W centimetres
ColourGrey
Item weight600 Grams

About This Item:

  • 50 grey polythene mailing bags with 12x16-inch dimensions.
  • Self-seal closure for secure and easy sealing.
  • Waterproof design protects against water damage.
  • Puncture and tear-resistant for added security.
  • Ideal for mailing clothing, documents, and parcels.
  • Made from 55-micron polyethylene for durability.
You may also like
Picture of Advanced Scientific Calculator – High-Precision Calculator for Students & Professionals

Advanced Scientific Calculator – High-Precision Calculator for Students & Professionals

Colourblack
Power sourceSolar Powered
Screen size2.5 Inches
Number of batteries1 LR44 batteries required.
MaterialPlastic
Display typeLCD

About this item:

  • Advanced Scientific Calculator – The  offers high-precision calculations, making it perfect for students, engineers, and professionals.

  • Enhanced Functionality & Intuitive Display – Features 552 functions, a natural textbook display, and multi-line input, ensuring easy and accurate problem-solving.

  • Ideal for Exams & Daily Use – Approved for school and university exams, this solar and battery-powered calculator delivers reliable performance.

£38.99 ex. VAT From £17.99 ex. VAT
In stock
Picture of Heavy Duty Paper Shredder – 18 Sheets Cross-Cut, 60-Minute Continuous Run, 23L Pullout Bin, Office & Industrial Use, Black

Heavy Duty Paper Shredder – 18 Sheets Cross-Cut, 60-Minute Continuous Run, 23L Pullout Bin, Office & Industrial Use, Black

Product TypeHeavy Duty Paper Shredder
Sheet Capacity18 Sheets Per Pass
Continuous Run Time60 Minutes
Bin Capacity23 Litres (Pullout Bin)
Shredding MaterialsPaper, Credit Cards, Staples, Paper Clips
Best ForOffices, Industrial & High-Volume Use
DimensionsCompact and Easy to Fit in Workspaces

About this item:

  • Heavy Duty Paper Shredder – This industrial-grade shredder can handle up to 18 sheets at a time, providing cross-cut security for confidential documents.

  • Long-Lasting Performance – With a 60-minute continuous run time and a 23L pullout bin, this shredder is perfect for high-volume office and business use.

  • Mobile & Efficient – The 4 casters make it easy to move the shredder around the office or workspace, while the cross-cut mechanism ensures maximum security.

£196.99 ex. VAT From £158.99 ex. VAT
In stock
Picture of 2025 Family Organiser Wall Calendar – Monthly 5-Column Planner with Memo Pad, Pen & Shopping List

2025 Family Organiser Wall Calendar – Monthly 5-Column Planner with Memo Pad, Pen & Shopping List

Model year2025
FormatWall Calendar
MaterialCardboard
Sheet size36x33cm
Product dimensions35W x 1H centimetres

About this item:

  • Stay Organised in 2025 – This family wall calendar features five columns, making it easy to track schedules for each family member.

  • All-in-One Planner – Includes a memo pad, pen, and shopping list to help manage appointments, events, and to-do lists effortlessly.

  • Beautiful "You, Me & The Sea" Design – A charming, coastal-themed calendar that adds a stylish touch to your home while keeping you organised.

£16.98 ex. VAT £9.99 ex. VAT
In stock
Picture of 36-Pad Mini Sticky Notes – Small Self-Stick Notes for Quick Reminders

36-Pad Mini Sticky Notes – Small Self-Stick Notes for Quick Reminders

ColourYellow
Size1.5x2 Inches--36 Pads
Unit count35.99 count
ShapeRectangular

About This Item:

  • 36 pads with 80 sheets each for long-lasting use.
  • Compact 1.5 x 2-inch size for quick reminders.
  • Strong adhesive sticks securely and removes cleanly.
  • Smooth writing surface for easy note-taking.
  • Bright yellow color for high visibility.
  • Perfect for office, school, and home organization.
£14.99 ex. VAT £7.49 ex. VAT
In stock
Picture of Office Supplies Kit, Basic Style, Including Scissors, Stapler, Staples, Remover, Tape Dispenser & Tape, White and Orange

Office Supplies Kit, Basic Style, Including Scissors, Stapler, Staples, Remover, Tape Dispenser & Tape, White and Orange

ColourWhite, Orange
Blade materialStainless Steel
Product dimensions21.1L x 5.1W centimetres

About This Item:

  • Complete office kit with 7 essential tools.
  • Durable stainless steel scissors for smooth cutting.
  • Stapler with 1000 staples for quick document organization.
  • Staple remover for easy corrections and adjustments.
  • Tape dispenser with included tape for hassle-free application.
  • Non-slip base ensures stability while cutting tape.
  • Ideal for office, school, and home use.
£28.99 ex. VAT £14.99 ex. VAT
In stock
Picture of 4 in x 6 in Lined Sticky Notes for Post,6 Bright Colors Self-Stick Notes, 45 Sheets Per Pad, 6 Pads, 270 Sheets Total

4 in x 6 in Lined Sticky Notes for Post,6 Bright Colors Self-Stick Notes, 45 Sheets Per Pad, 6 Pads, 270 Sheets Total

ColourLined Ruled Notes
SizeBlue,Green,Orange,Purple,Green,Yellow
Unit count6.0 count
ShapeRectangular

About This Item:

  • 6 bright, eye-catching colors for any note or reminder.
  • Lined design for neat and organized writing.
  • Large 4x6 inch size for ample space to write.
  • Durable 75gsm offset paper for smooth writing.
  • Strong adhesive that sticks securely and removes cleanly.
  • Perfect for home, school, office, or crafting.
£11.99 ex. VAT £5.99 ex. VAT
In stock
Picture of Desk Organiser File Holder,5-Tier Paper Letter Tray Organiser with Drawer,2 Pen Holder,Mesh Desktop Storage with Magazine Holder

Desk Organiser File Holder,5-Tier Paper Letter Tray Organiser with Drawer,2 Pen Holder,Mesh Desktop Storage with Magazine Holder

MaterialMetal
Special featureLightweight
ColourBlack
Product dimensions30D x 42W x 28H centimetres
ShapeSquare

About This Item:

  • 5-tier organizer with sliding trays for paper and files.
  • Includes 2 pen holders and 2 magazine holders for versatile storage.
  • Compact and space-saving design for any desk setup.
  • Durable metal mesh with reinforced steel frame for long-lasting use.
  • Easy to assemble in just 12 minutes.
  • Perfect for office, home, or school use.
£64.99 ex. VAT £32.99 ex. VAT
In stock

50 Strong 12 x 16 Inch Polythene Mailing Postal Bags – Self-Seal, Waterproof and Durable

Introduction:

These 50 Grey Polythene Mailing Postal Bags are designed for secure and safe posting. With a self-seal adhesive, these 12x16-inch bags provide an easy and reliable way to ship parcels. Made from 55-micron thick polyethylene, these durable bags offer protection against water damage, punctures, and tearing, ensuring your items reach their destination intact.

Key Benefits:

  • Self-seal closure – easy to use with a secure adhesive strip.
  • Waterproof design – protects your items from water damage during transit.
  • Puncture and tear-resistant – durable material ensures your items are safe.
  • Large size – perfect for mailing medium-sized parcels or multiple items.
  • High-quality polyethylene – ensures long-lasting protection for your goods.

Why Choose 50 Strong 12 x 16 Inch Polythene Mailing Postal Bags?

  • Secure Seal – self-adhesive strip for a tight and tamper-evident closure.
  • Durable – strong and resistant to punctures and tearing.
  • Weatherproof – waterproof design to safeguard contents against rain or spills.
  • Cost-effective – ideal for business or personal use, offering great value for quality.
  • Eco-Friendly – made from polyethylene, recyclable after use.

Applications:

  • Mailing clothing and apparel.
  • Shipping documents, reports, or magazines.
  • Packing and mailing e-commerce orders.
  • Protecting non-fragile items from the elements.
  • Use for parcels of medium size in various industries.

Specifications:

FeatureDetails
MaterialPolyethylene
ColourGrey
Product Dimensions30 x 37 x 0.25 cm
Thickness55 Micron
Closure TypeSelf-Seal
Weight600 Grams
Quantity50 Bags
WaterproofYes
Puncture ResistantYes

FAQs:

Q: What size are the bags?
A: The bags measure 12 inches by 16 inches.

Q: Are these bags waterproof?
A: Yes, the bags are waterproof to protect items from water damage during transit.

Q: How do I seal the bags?
A: The bags come with a self-adhesive strip, which is easy to peel and seal securely.

Q: Can I use these bags for mailing clothes?
A: Yes, these bags are ideal for mailing clothing, documents, or other non-fragile items.

Q: What material are these bags made from?
A: The bags are made from strong 55-micron polyethylene, offering durability and protection.

  • Only registered users can write reviews
*
*
*
*
*

50 Strong 12 x 16 Inch Polythene Mailing Postal Bags – Self-Seal, Waterproof and Durable

Introduction:

These 50 Grey Polythene Mailing Postal Bags are designed for secure and safe posting. With a self-seal adhesive, these 12x16-inch bags provide an easy and reliable way to ship parcels. Made from 55-micron thick polyethylene, these durable bags offer protection against water damage, punctures, and tearing, ensuring your items reach their destination intact.

Key Benefits:

  • Self-seal closure – easy to use with a secure adhesive strip.
  • Waterproof design – protects your items from water damage during transit.
  • Puncture and tear-resistant – durable material ensures your items are safe.
  • Large size – perfect for mailing medium-sized parcels or multiple items.
  • High-quality polyethylene – ensures long-lasting protection for your goods.

Why Choose 50 Strong 12 x 16 Inch Polythene Mailing Postal Bags?

  • Secure Seal – self-adhesive strip for a tight and tamper-evident closure.
  • Durable – strong and resistant to punctures and tearing.
  • Weatherproof – waterproof design to safeguard contents against rain or spills.
  • Cost-effective – ideal for business or personal use, offering great value for quality.
  • Eco-Friendly – made from polyethylene, recyclable after use.

Applications:

  • Mailing clothing and apparel.
  • Shipping documents, reports, or magazines.
  • Packing and mailing e-commerce orders.
  • Protecting non-fragile items from the elements.
  • Use for parcels of medium size in various industries.

Specifications:

FeatureDetails
MaterialPolyethylene
ColourGrey
Product Dimensions30 x 37 x 0.25 cm
Thickness55 Micron
Closure TypeSelf-Seal
Weight600 Grams
Quantity50 Bags
WaterproofYes
Puncture ResistantYes

FAQs:

Q: What size are the bags?
A: The bags measure 12 inches by 16 inches.

Q: Are these bags waterproof?
A: Yes, the bags are waterproof to protect items from water damage during transit.

Q: How do I seal the bags?
A: The bags come with a self-adhesive strip, which is easy to peel and seal securely.

Q: Can I use these bags for mailing clothes?
A: Yes, these bags are ideal for mailing clothing, documents, or other non-fragile items.

Q: What material are these bags made from?
A: The bags are made from strong 55-micron polyethylene, offering durability and protection.

Product tags
Related Products
Picture of Postage Bags for Clothes - Pack of 20 - Black -14x19 inch Parcel Bags for Posting Clothes - Self Seal Postal Bags

Postage Bags for Clothes - Pack of 20 - Black -14x19 inch Parcel Bags for Posting Clothes - Self Seal Postal Bags

MaterialPolyethylene (PE)
ColourBlack
Closure typeSelf-Seal
ShapeRectangular
Number of items20
Size14x19 Inch

About This Item:

  • Tamper-Proof & Secure – Self-seal adhesive ensures safe & permanent closure.
  • Opaque & Private – Black design keeps contents hidden for discretion.
  • Tear-Resistant & Waterproof – Protects parcels from moisture and damage.
  • Perfect for Businesses & E-Commerce – Ideal for shipping clothes, gifts, and soft goods.
  • Pack of 20 – Convenient bulk pack for regular shipping needs.
£16.99 ex. VAT £8.99 ex. VAT
In stock
Picture of 45 White Mailing Envelopes, 100 GSM Mixed Sized Self Seal Greeting Card Envelopes, Invitation Envelopes for Posting Mailing

45 White Mailing Envelopes, 100 GSM Mixed Sized Self Seal Greeting Card Envelopes, Invitation Envelopes for Posting Mailing

ColourWhite
Closure typeSelf-Seal
OccasionGraduation
MaterialPaper

About This Item:

  • Mixed pack – 45 envelopes in DL, C5, and C4 sizes for various mailing needs.
  • Premium quality – made from 100 GSM high-quality durable paper.
  • Self-sealing – easy-to-use adhesive strip for a tamper-proof seal.
  • Security tinted – blue printed interior for confidential document protection.
  • Multipurpose use – perfect for home, office, business, and ecommerce.
  • Bonus envelope opener – includes a random color envelope opener for convenience.
£19.99 ex. VAT £9.99 ex. VAT
In stock
Picture of 50 Mixed Grey Parcel Bags, Postage Bags, Mailing Bags 5 Sizes 10 Each Poly Postal Bags Self Seal Small to Large Mailing Bags

50 Mixed Grey Parcel Bags, Postage Bags, Mailing Bags 5 Sizes 10 Each Poly Postal Bags Self Seal Small to Large Mailing Bags

ColourGrey
Closure typeSelf-Seal
MaterialPlastic
Number of items50

About This Item:

  • Variety of sizes – includes 6x9", 9x12", 10x14", 12x16", and 14x19" parcel bags.
  • Durable & lightweight – made from high-quality 60-micron plastic.
  • Strong self-seal closure – secure adhesive strip prevents tampering.
  • Water & dirt-resistant – protects contents from moisture and dust.
  • Multipurpose use – suitable for ecommerce, business, and personal shipments.
  • Opaque & private – ensures discreet and secure mailing.
£8.99 ex. VAT £4.99 ex. VAT
In stock
Picture of 50 x C5 White Self Seal Security Envelopes | Fully Opaque, Self Sealing & Printer Safe Mailing Paper Envelopes

50 x C5 White Self Seal Security Envelopes | Fully Opaque, Self Sealing & Printer Safe Mailing Paper Envelopes

ColourWhite
Closure typeSelf-Seal
MaterialPaper
Number of items50

About This Item:

  • Pack of 50 – ideal for home, office, and business mailing needs.
  • C5 size (229x164mm) – fits A5 documents or A4 folded in half.
  • High-security inner tint – keeps contents confidential and private.
  • Self-sealing closure – easy and secure adhesive strip for hassle-free sealing.
  • Durable 90 GSM paper – strong and resistant to tearing.
  • Printer-friendly – compatible with inkjet and laser printers.
£10.99 ex. VAT £5.99 ex. VAT
In stock
Picture of 100Pcs Parcel Bags for Posting Clothes 262x330mm Postal Bags Shipping Bags with Handle Mailing Bags for Clothing Posting Bags

100Pcs Parcel Bags for Posting Clothes 262x330mm Postal Bags Shipping Bags with Handle Mailing Bags for Clothing Posting Bags

ColourPink Thank You
Closure typeSelf-Seal
Occasionthank you card
MaterialPolypropylene (PP)

About This Item:

  • 100-pack pink mailing bags – perfect for online retailers and boutiques.
  • Stylish "Thank You" design – enhances customer experience.
  • Easy-to-carry handle – convenient for couriers and customers.
  • Waterproof & puncture-resistant – protects items from moisture and damage.
  • Self-seal adhesive closure – ensures secure and tamper-proof packaging.
  • Lightweight & cost-effective – reduces shipping costs while maintaining quality.
  • Supports up to 7 kg – ideal for clothing, books, cosmetics, and more.
£26.99 ex. VAT £13.99 ex. VAT
In stock
Picture of 25 Pcs Manilla Hard Board Back A4 C4 324 x 229mm Envelopes Please Do Not Bend Envelope with Peel & Seal Strip

25 Pcs Manilla Hard Board Back A4 C4 324 x 229mm Envelopes Please Do Not Bend Envelope with Peel & Seal Strip

ColourBrown
Closure typeSelf-Seal
MaterialFibreboard
Number of items25

About This Item:

  • Pack of 25 A4 C4 envelopes – perfect for secure document mailing.
  • Rigid hard board backing – prevents bending and creasing.
  • Self-seal closure – easy and mess-free peel-and-seal strip.
  • Pre-printed "Do Not Bend" message – ensures careful handling.
  • Eco-friendly material – made from 100% recycled and biodegradable fibreboard.
  • Large C4 size (324 x 229mm) – fits A4 documents without folding.
  • Ideal for offices, schools, and home use – perfect for mailing important paperwork.
£14.99 ex. VAT £7.99 ex. VAT
In stock
Picture of Mixed Size Grey Mailing Postal Bags, Self-Seal Closure Packaging Bags, Delivery Mailing Bag Flexible and Tempered Proof

Mixed Size Grey Mailing Postal Bags, Self-Seal Closure Packaging Bags, Delivery Mailing Bag Flexible and Tempered Proof

MaterialPolythene (Plastic)
Closure TypeSelf-Seal Strip
ColorPink
Quantity60-Pack

About This Item:

  • Pack of 60 mixed-size mailing bags – perfect for shipping various items.
  • Self-seal closure – strong adhesive for tamper-proof security.
  • Tear-proof and water-resistant – protects contents from damage.
  • 100% opaque – ensures privacy and confidentiality.
  • Lightweight and cost-effective – reduces shipping expenses.
  • Ideal for personal and business use – perfect for eCommerce, retail, and home shipping.
  • Includes multiple sizes – 6x9", 9x12", 10x14", 12x16".
  • Durable polythene material – ensures secure and professional mailing.
£10.99 ex. VAT £5.99 ex. VAT
In stock
Secure Payments
30 Days Money Back Guaranteed
100% Satisfaction Guaranteed
Easy Returns
Find us also on

Please contact the Customer Services for returning address.
For all question about orders or general enquires please contact us:
BUYINUK
Office 4077wri 58 Peregrine Road, Hainault
Ilford, Essex IG6 3SZ, United Kingdom
sales@buyinuk.co.uk
+44 747 720 4634

Information
Customer service
Copyright © 2025 Buy In Uk. All rights reserved.