Gaylord Lid Wall Type Double Wall Inside Length 36 3/4 in Inside Width 36 3/4 in Inside Height 5 in 36-3/4x36-3/4x5 in Inside LxWxH Board Test 48 ECT Outside Length 37 1/2 in Outside Width 37 1/2 in Outside Height 6 in Outside LxWxH 37-1/2x37-1/2x6 in Wall Thickness 1/4 in Fluting Profile C Flute Material Corrugate Color Kraft Post-Consumer Recyclability 100 Percent Standards ASTM-D-5118 For Use With Grainger Item Number 55VJ59