Whether you're an avid hunter, in law enforcement, or in the military, an EOTech® EXPS3 Holographic Weapon Sight will give you an undeniable tactical advantage. Holographic Weapon Sights (HWS®) offer true 2-eye shooting for a better targeting experience. State-of-the-art Heads-Up Display Window is built from 3-layer shatterproof laminate glass and protected by a rugged, roll bar-style hood for the apex of durability. Precisely designed and rigorously tested to perform in the most demanding environments. Waterproof, fogproof, and shockproof.