An overmolded Monogrip with ergonomic finger grooves and palm swells. Nonslip, textured-rubber construction. Storage compartment is water-resistant when used with the Hogue storage door. Stores Otis and most other brands of cleaning and accessory kits, or three 123 lithium, two AA or four coin batteries. Colors:OD Green, Pink, Desert Tan, Black, Ghille Earth. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: AR-15 Grips.