Shipping Box, Box Style Long, Wall Type Single Wall, Inside Length 12 in, Inside Width 3 in, Inside Height 3 in, 12x3x3 in Inside LxWxH, 32 ECT, RSC, Outside Length 12 3/8 in, Outside Width 3 3/8 in, Outside Height 3 5/8 in, 12 3/8×3 3/8×3 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