Folding Lid Self Seal Postal Cardboard Boxes 236 x 197 x 47mm Royal Mail Small Parcel/Packet Mailing Self-Lock Tuck-in Flaps Flat Packed Easy to Assemble No Tape Or Glue Required : Amazon.co.uk:
White & Brown Cardboard Boxes Die Cut Folding Lid Size Small Parcel Large Letter | eBay
White Single Wall Die Cut Folding Lid Postal Shipping Boxes
Corrugated cardboard folding box, single wall, internal dimensions 500 x 500 x 200 mm, quality 1.30C
50 x Postal Box - 240 x 150 x 80mm - Packaging Now