Features: The sweatproof silicone casing shield your cycling computer from mud splashes, torrential rains, and sun exposure during grinding, bikepacking trip, or daily commutes. Elevates your biking computer durability with our waterproof and shockproof silicone case, designing to prevent against the adverse weather. This protective case offer a snugly fit and superior protective for your biking computer device, while the included film guards against scratches and fingerprints. Whether you're running, cycling, hiking, or engaging in any outdoor pursuit, this protective gear ensures your biking computer remain intact and operational. Experience peacing of mind during your most intense workouts or wildest adventure, know your biking computer is safeguarded by our robusts silicone case and clear protective film. Specifications: Component: silicone Size: Approx.106x61x17.1mm/4.17x2.4x0.67inch Color: black For S810 Package Includes: 1pcs Shockproof Silicone Protector note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.