Suitable for almost Binocular Helmet Night Vision Scope Goggles. High quality rubber material is used, which is light and durable, making it easier for you to focus on aiming. The rubber material can prevent hard recoil from hurting the eyes. Function: Used in conjunction with optical elements, it can relieve eye fatigue by blocking glare or enhancing weak light, and improve attention to the target by eliminating the interference of surrounding movement. Usage: Suitable for monoculars, night vision devices, sights and other optical components. Type:L24/L16 Name:Rubber eye guards hields Colour:Black Material:rubber Package Contents: 1 * eye guards shields Only the above package content, other products are not included. Note: Light reflection 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.