Are you looking for peephole viewer protector? The peephole cover is made of copper material, resistant to rust and corrosion, which has long serving life. The peephole cover fits for most home security door viewer system. This door hole cover plate increases home security on entry doors. Features - ColorGolden -Material:Copper - Size: 5.50X2.20X0.50cm/2.16X0.86X0.20in -Inner diameter: 16mm - Derived from copper material, door viewer peephole cover is and not easy to fade, serving for a longtime. - This protective cover for door viewer peephole can greatly improve the ability of privacy protection. - Peephole cover for front door is easy and convenient for you to install and use, can be installed without any tools. - Door hole cover is a practical door hole covering tool to protect your privacy from being peeped. - Where you need to see and peeking who is outside your door, just rotate the peephole cover, simple and convenient. Package list: 4 x peephole covers