The GD-X6900MC Camouflage Series features functional camouflage patterns for various environments including black for nighttime (GD-X6900MC-1), green for jungle (GD-X6900MC-3), brown for sand (GD-X6900MC-5), and white for snow (GD-X6900MC-7). The GD-X6900 model makes an excellent outdoor and military G-Shock with its MIL-STD-810 compliant design, Alpha Gel protection, and estimated 10-year battery.