Kraft Easy-Fold Corrugated Cardboard Mailing Boxes, 12 1/2" x 12 1/2" x 1", Pack of 50, Crush-Proof, For Shipping, Mailing and Storing

Literature Mailer, Literature Mailer Type Reinforced, Wall Type Single Wall, Inside Length 7 in, Inside Width 5 in, Inside Height 3 in, Inside LxWxH 7x5x3 in, Board Test 200#, Wall Thickness 1/8 in, Fluting Profile B Flute, Material Corrugate, Color White, Post-Consumer Recyclability 100 Percent, Standards ASTM-D-5149, Package Quantity 50