A variable, high-power optic that works well with centerfire rifles. Features the Multi-X reticle, which offers a classic sight picture. Exclusive EXO Barrier Protection - Bushnell's newest and best protective lens coating molecularly bonds to the glass, repelling water, oil, dust, debris and preventing scratches. IPX7 Waterproof construction - O-ring sealed optics stay dry inside, when immersed in three feet of water for up to 30 minutes. Multi Coated Optics - Multiple layers of coatings on all lens surfaces increase light transmission and image brightness.