Shipping Box, Wall Type Single Wall, Inside Length 13 in, Inside Width 9 in, Inside Height 4 in, 13x9x4 in Inside LxWxH, 32 ECT, RSC, Outside Length 13 3/8 in, Outside Width 9 3/8 in, Outside Height 4 5/8 in, 13 3/8×9 3/8×4 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 12 in to 13 in Length Shipping Boxes