400x300x300mm Brown Double Wall Heavy Duty Mailing Box 15pcs

Constructed with double-wall corrugated board for enhanced structural integrity, these brown mailing boxes measure 400 x 300 x 300mm internally and are designed to withstand the rigours of heavy or fragile shipments where additional crush resistance is required. A dependable choice for businesses dispatching dense or high-value goods across courier and freight networks. Supplied in a pack of 15.