Holosun DRS NV Digital Rifle Sight Night Vision 101115 The anti microbial and moisture wicking fabric The anti microbial and moisture wicking fabric on body and under arm provides exceptional breathability and odor protection Chest pockets with dual access utility compartments with hook and loop closure for easy access and storage High impact melamine buttons Dual communication wire access openings in side seams keep wires obscure Flex underarm mesh vents provides body heat ventilation and increased range of motion The newly enhanced Dutymaxx shirt now offers technology such as Nano Fluid Repellency that keeps wearer dry and comfortable IP67 certified waterproof 2x 18350 Battery Internal video recording system Red dot sight w fusion night vision overlay Multiple reticle system The DRS NV (Digital Rifle Sight Night Vision) is a red dot and digital night vision fusion optic that combines Holosun red dot sight technology with digital night vision capability digital reticle options (for use with the digital night vision overlay)