Insulated shipping kit, 19-1/2″ x 11-1/2″ x 4-1/8″ maintains the insulation and integrity of your products that present temperature constraints. each kit includes a pre-assembled 200#/ect-32 white corrugated carton with a seamless molder eps foam container and a tight fitting lid shippers are light-weight and can be reused cartons are printed with rush, perishable and this side up arrows shipping instructions 23-1/4″ x 15-1/8″ x 8-3/8″ outside dimensions wall thickness is 1-1/2″