Reversible cover in olive on one side and waterproof olive green pu nylon on the reverseelastic fit around lens hood and draw cord back designed as a loose cover for camera and lens aids camouflage and gives some protection against the weather hot cold or wet also perfect for protection against dust and sea sprayreduces battery drain and digital shut down also ideal for sound reduction just takes that edge off the shutter sound the draw cord at the camera back can be loosenedtightene