Literature Mailer Literature Mailer Type Standard Wall Type Single Wall Inside Length 14 in Inside Width 14 in Inside Height 4 in Inside LxWxH 14x14x4 in Board Test 32 ECT Outside Length 14 3/4 in Outside Width 14 1/2 in Outside Height 4 1/4 in Outside LxWxH 14-3/4x14-1/2x4-1/4 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