Features: It is perfectly compatible with camera and be easy to installation. The eye cup can protect your viewfinder from impact and scratches. It can keep it from dirt, moisture and stray light, improving viewfinder optics effect. It makes eyes comfortable, especially for glasses wearers. It can protects your glasses from scratches. For: Sony A7R A7III A7M3 A7RII A7R2 A9 A7R3 A7RIV A7RM3 A7A58 A99M2 A7M2 A7S2 Camera Package Includes: 2Pcs Eyepiece Specifications: Material:ABS Size:Approx.4.6x2.5x0.8cm/1.81x0.98x0.31inches For EP18 Color:Black note: 1.Please allow 12cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.