The ear camera eye mask is designed to seal out stray light for improved viewfinder optics. Made of soft rubber, it protects your eyes from scratches, especially for eyeglass users. The eyepiece adopts an ergonomic oval shape to fit your eyes better. Besides, the eyepiece is 360° rotatable, so you can adjust it for horizontal or vertical view. Features:Enlarging the camera viewport.Perfectly affixed the skin around the eyes It can be folded, easy to use and receive.Replace Eg Eyecup.The ear camera eye mask, enlarging the camera viewport, perfectly affixed the skin around the eyes, can be folded, easy to use and receive.Suitable for high-end camera model, Suit for camera as follows: 1D mark III 1D mark IV 1D X 1DS mark III 5D mark III 5D mark IV 7D 7D mark II Colour: Black Material: rubber Size: Length*Wide(5.2cm*4.3cm) Package Contents: 1 X Eyecup 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.