The Plano #3600 stowaway box is a waterproof box for storing necessities like first aid and emergency supplies. The Dri-Loc O-ring seal keeps out water and dirt to keep your supplies clean and dry. The 3600 series Plano box has 5 molded compartments with the ability to adjust and create up to 20. Molded compartments include 4 compartments that measure 6 x1.5 inches and a larger compartment that measures 6 x 4 inches. Included dividers allow you to create additional compartments to hold your smaller supplies. 3 closure clamps help create the waterproof environment within the box. Each box is sold individually. Plano Boxes are proudly made in the USA.