Royal Mail Size and Weight Guide
We know that sometimes it can be hard to choose the right box for your items. Thet’s why we have created the size and weight mailing guide which you can find below. We hope that you will find this simple guide useful and that it will make the proces of selecting the right box much easier.
Size & Weight Mailing Guide
UK Letters & Parcels
Max Weight
750g
Max Length
353mm
Max Width
250mm
Max Depth (thickness)
25mm
Suitable products from our range
Jiffy Bags
245mm x 170mm
245mm x 205mm
320mm x 220mm
320mm x 240mm
280mm x 165mm
280mm x 195mm
343mm x 195mm
343mm x 225mm
Mailing Bags
318mm x 225mm
350mm x 250mm
320mm x 230mm
Max Weight
2kg
Max Length
450mm
Max Width
350mm
Max Depth (thickness)
160mm
Suitable products from our range
Single Wall Boxes
127mm x 127mm x 127mm
235mm x 235mm x 146mm
305mm x 305mm x 152mm
305mm x 216mm x 159mm
152mm x 152mm x 152mm
254mm x 178mm x 152mm
155mm x 155mm x 127mm
76mm x 76mm x 152mm
229mm x 156mm x 156mm
203mm x 152mm x 102mm
305mm x 229mm x 114mm
Double Wall Boxes
229mm x 152mm x 152mm
254mm x 254mm x 102mm
305mm x 229mm x 114mm
Easilock Boxes
95mm x 75mm x 38mm
120mm x 120mm x 52mm
305mm x 305mm x 52mm
245mm x 228mm x 47mm
170mm x 125mm x 65mm
207mm x 139mm x 90mm
220mm x 148mm x 60mm
240mm x 165mm x 70mm
305mm x 152mm x 50mm
255mm x 170mm x 102mm
305mm x 213mm x 78mm
80mm x 80mm x 80mm
90mm x 62mm x 60mm
104mm x 95mm x 95mm
274mm x 203mm x 89mm
268mm x 130mm x 68mm
152mm x 100mm x 70mm
152mm x 100mm x 55mm
170mm x 140mm x 55mm
170mm x 140mm x 95mm
345mm x 222mm x 70mm
232mm x 158mm x 95mm
110mm x 100mm x 70mm
232mm x 100mm x 70mm
232mm x 158mm x 55mm
345mm x 140mm x 95mm
212mm x 125mm x 33mm
305mm x 213mm x 50mm
305mm x 305mm x 102mm
152mm x 152mm x 76mm
Jiffy Bags
345mm x 260mm
445mm x 290mm
445mm x 340mm
381mm x 245mm
383mm x 341mm
Mailing Bags
400mm x 300mm
350+40mm x 250mm
406+40mm x 305mm
405mm x 305mm
Cardboard Tubes
330mm x 38mm x 1.5mm
330mm x 50mm x 1.5mm
Max Weight
20kg
Max Length
610mm
Max Width
460mm
Max Depth (thickness)
460mm
Suitable products from our range
Single Wall Boxes
178mm x 178mm x 178mm
229mm x 229mm x 229mm
305mm x 229mm x 229mm
305mm x 229mm x 318mm
457mm x 309mm x 254mm
432mm x 305mm x 178mm
356mm x 254mm x 254mm
457mm x 330mm x 330mm
330mm x 330mm x 406mm
381mm x 305mm x 305mm
398mm x 279mm x 188mm
Double Wall Boxes
254mm x 254mm x 254mm
432mm x 305mm x 178mm
559mm x 356mm x 254mm
406mm x 406mm x 406mm
381mm x 381mm x 305mm
305mm x 305mm x 305mm
235mm x 235mm x 178mm
305mm x 229mm x 305mm
457mm x 305mm x 305mm
406mm x 305mm x 394mm
584mm x 381mm x 349mm
356mm x 356mm x 356mm
508mm x 305mm x 305mm
250mm x 165mm x 305mm
335mm x 250mm x 305mm
305mm x 229mm x 229mm
610mm x 457mm x 457mm
305mm x 229mm x 178mm
457mm x 457mm x 254mm
Easilock Boxes
470mm x 330mm x 70mm
455mm x 340mm x 100mm
Jiffy Bags
458mm x 295mm
Mailing bags
525mm x 400mm
550mm x 450mm
500+40mm x 400mm
600mm x 425mm
Cardboard Tubes
453mm x 38mm x 1.5mm
483mm x 50mm x 1.5mm
483mm x 63mm x 2mm
559mm x 50mm x 1.5mm
559mm x 76mm x 2.5mm
Max Weight
30kg
Max Length
1500mm
Max Width
3m length & depth combined
Max Depth (thickness)
3m length & depth combined
Suitable products from our range
Double Wall Boxes
620mm x 620mm x 620mm
762mm x 508mm x 508mm
660mm x 381mm x 381mm
914mm x 610mm x 610mm
457mm x 457mm x 762mm
914mm x 457mm x 254mm
508mm x 457mm x 1245mm
1170mm x 770mm x 610mm
455mm x 455mm x 500mm
Jiffy Bags
661mm x 442mm
Mailing Bags
600mm x 525mm
700mm x 575mm
900mm x 600mm
Cardboard Tubes
686mm x 50mm x 1.5mm
686mm x 63mm x 2mm
686mm x 76mm x 2.5mm
787mm x 50mm x 1.5mm
787mm x 76mm x 2.5mm
787mm x 101mm x 3mm
