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Protect Your Profit On Every Sale

Stop losing money to over-priced packaging and buyer damage claims. Our heavy-duty, waterproof packaging helps keep your shipping costs low.

25 x Grey Mailing Bags | 9″ x 12″ | Royal Mail Large Letter Size

From £0.04 / bag

depop logo

Depop Hub

Sized for streetwear, vintage fashion, and lightweight clothing items.

Ebay logo

eBay Hub

Heavy-duty polythene bags and fragile tape for high-volume inventories.

Vinted Logo

Vinted Hub

Ultra-low-cost, durable mailers designed for quick daily parcel dispatches.

Etsy logo

Etsy Hub

Clean, presentation-ready packaging for handmade goods, crafts, and gifts.

Our Packaging Fits The Slot

Don’t let shipping mistakes eat into your profits. Our packaging has been carefully selected to meet the requirements of the UK’s most popular couriers. Follow the guide below to choose the best fit for your items and avoid unexpected “oversized” charges from Evri or Royal Mail.

Our Mailing Bag SizeRoyal Mail Package SizeEvri Package SizeExample Contents
4×6″ Mailing Bag
6×9″ Mailing Bag
9×12″ Mailing Bag
Large Letter (if thickness < 2.5cm)Postable / Under 1kgT-Shirts, Leggings, Thin Summer Dresses, A4 Documents
12×16″ Mailing BagSmall ParcelUnder 1kg / 1-2kgThe “Workhorse”: Hoodie, Jeans, Jackets, Small Shoe Boxes, Small Bundles
16×21″ Mailing BagMedium Parcel2-5kg / 5-10kgWinter Coats, Boots, Larger Shoe Boxes, Multi-item “Bundles”

12″ x 16″ Grey Mailing Bags

Best For: Hoodies, jeans, shoes, multi-item bundles

From £0.06 / bag

Mixed Size Reseller Starter Bundles

Best For: New marketplace stores needing flexible sizing options

Starter Pack from £0.99

Heavy-Duty Parcel Tapes

Best For: Securing cartons, boxes, and heavy mailer bundles

From £0.69 / roll

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