Equipped with removable chip board dividers and made from heavy-duty 250lb. test, double wall corrugated cardboard. Easy to assemble with instructions included. Boxes have a clean, white exterior. Designed for excess-height cars (autoracks, Amtrak Superliner cars, high-cube boxcars, etc) as well as standard-height cars. Hobby Tote System cases are excellent for carrying long unit trains (grain, cement, intermodal cars) and the locomotives to pull them. Each High-Sided container measures 27 x 7 x 2-3/4" (interior) and 27-3/4 x 7-3/4 x 2-3/4" (exterior) and typically carries 16 40' boxcars or eight 85' passenger cars.