White Corrugated Cardboard Literature Mailer Box, 7 3/8" L x 7 3/8" W x 1 3/8" H, Pack of 50, Crush-Proof, for Shipping and Mailing UPS, USPS and FedEx

Literature Mailer, Literature Mailer Type Standard, Wall Type Single Wall, Inside Length 7 3/8 in, Inside Width 7 3/8 in, Inside Height 1 3/8 in, Inside LxWxH 7-3/8x7-3/8x1-3/8 in, Board Test 32 ECT, Outside Length 8 1/8 in, Outside Width 7 7/8 in, Outside Height 1 5/8 in, Outside LxWxH 8-1/8x7-7/8x1-5/8 in, Wall Thickness 5/32 in, Fluting Profile B Flute, Maximum Load Capacity 65 lb, Material Corrugate, Color White, Post-Consumer Recyclability 100 Percent, Standards ASTM-D-5118