Insulated Shipping Container, Shipping Box Material Corrugate, Insert Material Styrofoam, Inside Length 12 3/4 in, Inside Width 12 3/4 in, Inside Height 12 1/2 in, Inside LxWxH 12-3/4×12-3/4×12-1/2 in, Insert Wall Thickness 1.25 in, Outside Length 15 1/2 in, Outside Width 15 1/2 in, Color White.