Literature Mailer Literature Mailer Type Standard Wall Type Single Wall Inside Length 7 in Inside Width 3 5/8 in Inside Height 2 1/8 in Inside LxWxH 7x3-5/8x2-1/8 in Board Test 32 ECT Outside Length 7 3/4 in Outside Width 4 1/8 in Outside Height 2 3/8 in Outside LxWxH 7-3/4x4-1/8x2-3/8 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