Camera finder protector with EP18 Protects against dirt, and unwanted light from A7R models Durable silicone rubber provides a comfortable fit and excellent abrasion resistance for long term protection from bumps and scratches Professional photographers, photographers and users who wear for long periods of time will improve the viewing experience Ideal for outdoor photography, travel, studio, or any environment where precise framing and clear images are required Easily and securely mounts to the viewfinder making it an excellent backup or replacement accessory to maintain optimum camera performance