These Royal Mail Large Letter Maximum Size Postal Boxes are perfect for sending out treats.
The boxes are designed with fold over ends and earlock lids, making them east to construct and self-folding. They are designed to fit items that will go as a ‘large letter’ with royal mail, saving on postage costs and ensuring the item stays in one piece in a secure box, and does not move out of proportion.
External Dimensions: 349mm x 249mm x 24mm
Internal Dimensions: 332x245x22mm (13.1″x9.6″x0.9″)