Blackpowder Products Bushwaker 270 Degree Optic Covers and See-Thru Binocular, Amber, Size 5 Scope Bushwacker Optic Covers employ state-of-the-art polymer technology designed to maximize the product's versatility. See-Thru Yellow and Matte Black models are available. All models have a simple snap-lock feature providing for dust and watertight integrity. The Bushwacker See-Thru Amber Optic Cover incorporates a transparent yellow lid ideal for light gathering under low light conditions. These highly stretchable covers are manufactured to fit both ocular and objective lenses and are ideal for firearm and spotting scopes, binoculars and cameras. Great 270 Degree Protective lid opening so that the lens can never get in your way.