Large Letter 330mm x 160mm x 20mm Tufpac® PiP Postal Carton

Large Letter PiP Boxes for sending via Royal Mail with self seal strip. A white large letter box for sending items up to 330mm x 160mm and up to 20mm thick via the postal system. White pip boxes are biodegradable, compostable, and recyclable.

£ 25.00 25.0 GBP £ 0.46

£ 0.46

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White Large Letter Boxes

These 330 x 160 x 20mm large letter boxes are designed to fit within the Royal Mail PiP large letter criteria to help keep your postage costs low. They are a pizza box style with a hinged lid, and made from white cardboard for a professional and clean look. The self seal strip makes them super easy to seal closed without fiddling around with sealing tape, and the easy tear open strip makes them frustration free to open when your customer receives the parcel. These white large letter boxes are made from white faced corrugated cardboard which contains over 65% recycled material, making them a very eco friendly choice for sending small online orders.

White Large Letter Boxes Key Features:

- Perfect for sending small ecommerce orders.

- Pack and send flat items with ease.

- Premium white outside finish for professional look.

- High quality grade cardboard.

- High tack peel & seal glue strip.

- Fully recyclable.

- Biodegradable & compostable.

Bulk Buy Pricing on White Large Letter Boxes

White large letter boxes are available to buy in bulk pallet quantities for those looking for wholesale rates. All of our PiP boxes are manufactured here in the UK so are a very competitive source for large quantities.

Order up to £250

Orders over £250+

Orders over £750+

Orders over £1500+

46p each

39.1p each

34.5p each

32.2p each

Frequently Asked Questions about White Large Letter Boxes

The following questions about white large letter boxes are regularly asked by our customers, if you have any other questions please get in touch with our postal box team on 02476 611234 or email

White Large Letter Boxes Specification

Product Code: PIPC007PS

Internal Dimensions:

Length: 335mm

Width: 245mm

Depth: 20mm

Material: Corrugated Cardboard 125WT SMART Fluting approx. 2.4mm thick

Weight of Box: 110g (0.11 kg)

Finish: White Outside, Brown Recycled Inside

Quantity per Pack: 50

Quantity per Pallet: 2250 (45 packs)

Royal Mail Postal Size: PiP Large Letter

Easy Open Tear Strip: Yes

Self Seal Strip: Yes

Recycled Material Content: 65% (approx.)

Eco Packaging Score: 4/5

 - Recyclable: Yes

 - Biodegradable: Yes

 - Sustainable Materials: Yes

 - Plastic Free: Yes

 - Carbon Neutral: No

People who purchased this item found it by searching for: White PiP Boxes, Large Letter PiP Boxes, Large Letter Postal Boxes, Letterbox Size Postal Boxes, White Postal Boxes