Protect your visual privacy from unexpected webcam capture. Compatible for Most webcam like C920, C930e, C922, C922X, and more. Simple to use. This is designed with a sticker, so you can attach it to your webcam . Only 0.05 ounce weight allows it attached to your webcam more steadily. Do you feel nervous while a webcam is pointing at you even it is turned off? You 't intend to use it worried whether it is turned on and capturing somethings. This is designed to solve this issue. cover on the webcam to confirm it can capture nothing when you 't need to use it. Size: 1.06 x 0.91 x 0.16 in (27x23x4mm ) Inside diameter0.75inch 19mm Colour: Black Material: ABS Note This fits for the webcam with a flat lens surface, not for the webcam with a protruding lens. Package Contents: 2 * Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.