Features: No fading, no discoloration, water rinsing, easy to clean. High-quality silicone material, light weight, strong-toughness, durable, wear-resistant and scratch-resistant. Does not fade, does not change color, can be washed with water, easy to clean. 8 colors are available, highlighting fashion and personality, and can be matched-with various riding sports scenes. The size fits, built-according to the-original code table, easy to take and install. Specifications: Material:Silicone Size:Approx.8.6x6x1.8cm/3.38x2.36x0.7inch Color: Water Duck Color/Orange/Blue/Black/Red/Dark Gray/Navy Blue/White For-Garmin Edge 840 Package Includes: 1x Protective Cover note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.