Ensures a soft and comfortable finger Press on the top of your camera Effectively reduces camera shake Decorate your camera and make it look sleek and stylish Compatibility for Fujifilm: X-E2S / X-E3 / X-PRO1 / X-PRO2 / X-T2 / X-T10 / X-T20 / X100 / X100S / X100F / X10 / X20 / X30 for Leica: M7 / M8 / M8.2 / M9 / M9-P / M10 / M-E / M-P / M-A / M-for Monochrom / M Type 240 for Canon: F-1, F-1, AE-1 (FD Mount) for Nikon: Df / F3 / M2 for Sony: RX1 / RX1 R / RX1R II / RX10 / RX10 II / RX10 III / IV RX10 (for Sony RX1 series do not need to install rubber ring) Other Brands:for Minolta XD7, for Minolta SR-7, for Rollei (LM), for Olympus OM-1, for Hassellad 503CW JJC Series SRB Soft Release Button also fits other cameras with a socket shutter release that is compatible with a mechanical shutter release cable. Colour:Black/Gold/Red/Silver Material:Pure Copper Package Contents: 1* Camera Shutter Release Button Only the above package content, other products are not included. Note: Light shooting 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.