Heavy-duty corrugated cardboard containers will last indefinitely with normal use. Tray lids ensure dust-free storage. Removable chipboard dividers protect your equipment. System is complete with carrying case made of sturdy cordura nylon with heavy-duty double zipper and integral carrying straps for safe transporting. Measures 27" Long and 7" Wide. High containers are 2-3/4" High and Low are 2-1/4" High.