







Large Letter PiP Postal Boxes
Designed around official large letter sizes from Royal Mail, our range of high-quality white PiP boxes can be purchased in standardised dimensions, each offering superb strength and coming at an affordable price. Whether sending small items or important documentation, these cardboard boxes will allow you to ensure that your delivery is categorised as a large letter through the Royal Mail.
Coming in a maximum size of 350 x 250 x 25 and with a weight limit of 750g, our white PiP boxes will all fit through a standard UK letterbox. Our size options are C4, C5, C6, C7, and DL, all die-cut to precise dimensions.
The essentials:
- Rigid construction offers solid protection for items
- Easy to assemble design
- Prices start at just 9p per box for bulk orders
- Produced with a minimum of 70% recycled content
- Next-day delivery options.
If looking to mail your large letters, our white PiP boxes offer security and strength.
£1.81 - £6.99
Description
Additional information
Dimensions
Sustainability
What is a White PiP Box?
PiP boxes are specifically designed around the dimensions of Royal Mail large letter boxes, helping you to avoid the excess costs of your package qualifying as a small parcel. Our options all come with an attractive and functional white outer look, perfect for professional usage. The strength offered by our cardboard design helps to ensure that the important items you are sending arrive unblemished.
Tidmas Townsend produces a range of cardboard packaging, emphasising quality, sustainability, and great service at all times, with an upfront pricing structure that offers fantastic savings for bulk buyers.
6 | Price Per Unit Pack | 14 | ||||||||||||||||||||||
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Code | Ref | Internal Dimensions mm (LxWxH) | Board Grade | Pack Quantity | 1-4 Packs | 5-9 Packs | 10-14 Packs | 15-39 Packs | 40+ Packs | Qty | ||||||||||||||
9088_25 | C7 White PiP | 101 x 101 x 20 | Single Wall White | 25 | £0.099 | £0.078 | £0.073 | £0.066 | £0.062 | |||||||||||||||
9054_25 | C6 White PiP | 160 x 110 x 20 | Single Wall White | 25 | £0.122 | £0.106 | £0.103 | £0.096 | £0.081 | |||||||||||||||
9055_25 | C5 White PiP | 222 x 160 x 20 | Single Wall White | 25 | £0.122 | £0.120 | £0.115 | £0.108 | £0.105 | |||||||||||||||
9056_25 | C4 White PiP | 322 x 229 x 20 | Single Wall White | 25 | £0.198 | £0.186 | £0.179 | £0.170 | £0.166 | |||||||||||||||
9089_25 | DL | 216 x 110 x 20 | Single Wall White | 25 | £0.122 | £0.104 | £0.101 | £0.088 | £0.086 | |||||||||||||||
90881_25 | C7 Lock in Tab | 101 x 101 x 20 | Single Wall White | 25 | £0.140 | £0.132 | £0.126 | £0.120 | £0.114 | |||||||||||||||
90541_25 | C6 Lock in Tab | 160 x 110 x 20 | Single Wall White | 25 | £0.173 | £0.164 | £0.156 | £0.148 | £0.141 | |||||||||||||||
90501_25 | C5 Lock in Tab | 230 x 160 x 22 | Single Wall White | 25 | £0.173 | £0.164 | £0.156 | £0.148 | £0.141 | |||||||||||||||
90561_25 | C4 Lock in Tab | 322 x 229 x 20 | Single Wall White | 25 | £0.280 | £0.266 | £0.253 | £0.240 | £0.228 |
9 variations
Select below
Ref
Internal Dimensions mm (LxWxH)
Board Grade
Pack Quantity
1-4 Packs
5-9 Packs
10-14 Packs
15-39 Packs
40+ Packs
Quantity








Large Letter PiP Postal Boxes - Pallet Quantities
As above but on our best value Pallet deals!
£563.59 - £972.93
6 | Price Per Unit Pallet | 11 | ||||||||||||||||
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Code | Ref | Internal Dimensions mm (LxWxH) | Board Grade | Quantity of units per pallet | 1-4 Pallets | 5+ Pallets | Qty | |||||||||||
9088_9600 | C7 | 101 x 101 x 20 | Single Wall White | 9600 | £0.075 | £0.071 | ||||||||||||
9054_9600 | C6 | 160 x 110 x 20 | Single Wall White | 9600 | £0.102 | £0.097 | ||||||||||||
9055_7200 | C5 | 222 x 160 x 20 | Single Wall White | 7200 | £0.135 | £0.128 | ||||||||||||
9056_3200 | C4 | 322 x 229 x 20 | Single Wall White | 3200 | £0.186 | £0.177 | ||||||||||||
9089_9600 | DL | 216 x 110 x 20 | Single Wall White | 9600 | £0.098 | £0.093 |
5 variations
Select below
Ref
Internal Dimensions mm (LxWxH)
Board Grade
Quantity of units per pallet
1-4 Pallets
5+ Pallets
Quantity


C6, C5 & C4 "Deep" Small Parcel Box
Die-cut fold-up box with lock-in tabs based on the very popular C6, C5 and C4 PiP box.
This "Deep Version" is used for posting via the small parcel size with Royal Mail.
Directly from an FSC certified UK manufacturer.
Eco-friendly boxes from an eco-friendly supplier.
These boxes are made by us, in house from FSC certified material which contains at least 70% recycled content. We are a certified FSC Chain of Custody member (member number 'NC-COC-005535 QM'). We can provide evidence of this and certify the material used on your invoice.
Made from quality rigid E-Flute cardboard - perfect for posting via Royal Mail or other couriers.
Available in brown or white outer board.
£6.23 - £14.62
Code | Ref | Internal Dimensions mm (LxWxH) | Board Grade | Pack Quantity | 1-4 Packs | 5-9 Packs | 10-14 Packs | 15-39 Packs | 40+ Packs | Qty | |
---|---|---|---|---|---|---|---|---|---|---|---|
9178_25 | C6 Deep Small Parcel | 160 x 110 x 50 | Single Wall White | 25 | £8.75 | £8.24 | £7.62 | £7.29 | £6.23 | ||
9179_25 | C5 Deep Small Parcel | 222 x 160 x 50 | Single Wall White | 25 | £10.21 | £9.28 | £8.67 | £8.30 | £8.03 | ||
9171_25 | C4 Deep Small Parcel | 322 x 229 x 50 | Single Wall White | 25 | £14.62 | £10.23 | £9.19 | £8.93 | £8.73 |
3 variations
Select below
Ref
Internal Dimensions mm (LxWxH)
Board Grade
Pack Quantity
1-4 Packs
5-9 Packs
10-14 Packs
15-39 Packs
40+ Packs
Quantity





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