Shipping Box Box Style Cube Wall Type Single Wall Inside Length 18 in Inside Width 18 in Inside Height 18 in 18x18x18 in Inside LxWxH 200# RSC Outside Length 18 3/8 in Outside Width 18 3/8 in Outside Height 18 5/8 in 18 3/8x18 3/8x18 5/8 in Outside LxWxH Wall Thickness 5/32 in Fluting Profile C Flute Maximum Load Capacity 65 lb Material Corrugate Color Kraft Post-Consumer Recyclability 100 Percent Standards ASTM D5118 Inside Length Range 17 in to 19 in Length Shipping Boxes