Grey LDPE Mailing Bags – Strong Poly Postal Postage Packaging

Optimise your dispatch process with eco-friendly, highly reliable grey LDPE mailing bags. Designed specifically for e-commerce sellers, Vinted or eBay traders, and everyday parcel post needs, these lightweight shipping sacks provide maximum weather protection at minimal cost. Perfect as heavy duty plastic self-seal wrappers or courier shipping envelopes, they ensure your packing supplies are secure, tamper-evident, and completely waterproof during transit.

Key Features & Specifications

  • Material: Eco-conscious Low-Density Polyethylene consisting of a 50% recycled and 50% virgin LDPE blend.
  • Design: Professional grey outer finish paired with a solid black opaque inner layer for complete privacy.
  • Thickness: 55 Microns for reliable tear, puncture, burst, and harsh weather resistance.
  • Closure: Quick-prep 4cm peel-and-seal strong adhesive permanent strip for secure, tamper-evident sealing.
  • Pack Quantities: Flexible wholesale order options ranging from 10 to 1,000 units with integrated multibuy savings.
  • Invoicing: Full UK VAT included on every purchase with standard business invoices provided automatically.

Available Sizes (Imperial & Metric)

  • X Small: 5" x 7" (127 x 177mm) – Ideal for small jewellery pieces and tiny accessories.
  • Small: 6" x 9" (152 x 228mm) – Perfect for cosmetics, compact items, and phone cases.
  • Medium: 9" x 12" (228 x 304mm) – Great for t-shirts, small books, and thin clothing.
  • Large: 10" x 14" (254 x 355mm) – Standard size for jumpers, apparel, and documents.
  • X Large: 12" x 16" (304 x 406mm) – Suited for larger garments, hoodies, and soft toys.
  • XX Large: 13" x 19" (330 x 482mm) – Designed for winter jackets, coats, and shoeboxes.
  • XXX Large: 17" x 24" (431 x 609mm) – Oversized for bulky items, bedding, and pillows.
  • XXXX Large: 22" x 30" (558 x 762mm) – Giant industrial size for extra-large parcels and multiple items.

Note: Dimensions may vary slightly within standard manufacturing tolerances due to the natural cooling process of LDPE material.

Delivery Information

Same-Day Dispatch: Orders placed before 1:00 PM (Monday–Friday) are dispatched the same working day! Orders placed after 1:00 PM or over the weekend/bank holidays will be dispatched on the next working day.

Standard 24-Hour Express: Covers the vast majority of Mainland UK addresses.

Highlands, Islands & Surcharged Postcodes: Express delivery timeframes cannot be guaranteed for offshore or remote locations (e.g., Northern Ireland, Scottish Highlands & Islands, Isle of Wight, Isle of Man, and Channel Islands). Deliveries to these areas may take between 3 to 8 working days depending on the courier service selected.