For professional photographers, photography enthusiasts and users who wear viewing experience for long periods of time This eyecup made of durable silicone rubber provides a comfortable fit and excellent abrasion resistance and ensures long protection against bumps and scratches Perfect for outdoor photography, travel, studio and any environment that requires precise image sections and clear images Protection for the camera's viewfinder with the EP18 eyecup to protect against dirt, moisture, dust and unwanted light on models such as the A7R and others Attaches easily and securely to your viewfinder, making it an excellent replacement or replacement accessory for maintaining optimal camera performance