The 6 5/8" x 3 3/8" x 1 5/16" (16.83 x 8.57 x 3.33 cm) Infinite Divider System (IDS), constructed of polypropylene, is an extremely flexible organizational system. Each divider can be moved 1/16 of an inch (0.16 cm) along a ribbed compartment, allowing for customization of individual compartments. The IDS also offers excellent chemical resistance.