The new Focus Free Design Bushnell PermaFocus 10x50 Binoculars is Fully Multi coated which increases the light transmission and reduces the glare so that the user will experience a full bright crisp and clear view of the object. Featuring a non slip rubber armoured body which make it shock proof and offers a firm grip and is suitable in winter season as gloves are weared so with ordinary binocular it become difficult to hold but this permafocus provide an excellent grip due to its rubber armoured body. This Permafocus binocular has Focus-free designed to have good view of faraway objects. This binocular is not water and fogproof.