Hazardous Material Shipping Kit Wall Type Single Wall Inside Length 12 1/2 in Inside Width 12 1/2 in Inside Height 12 1/4 in Inside LxWxH 12-1/2x12-1/2x12-1/4 in UN Rating Solid 4G/Y24.2/S Holds Container Style Bottle Holds Container Size (4) 1 gal Bottles Holds Number of Containers 4 Holds (4) 1 gal Bottles Board Test 53# Outside Length 12 1/2 in Outside Width 12 1/2 in Outside Height 12 1/4 in Outside LxWxH 12-1/2x12-1/2x12-1/4 in Material Plastic Color Natural