Insulated Shipping Container, Shipping Box Material Cardboard, Insert Material Styrofoam, Inside Length 16 3/8 in, Inside Width 16 3/8 in, Inside Height 15 in, Inside LxWxH 16-3/8×16-3/8×15 in, Insert Wall Thickness 2 in, Outside Length 21 9/16 in, Outside Width 21 9/16 in, Color White.