Feature:1. Fully Sealed Design: Silicone keyboard is waterproof, dust proof, oil proof, acid proof, and can be used in any harsh environment.2. Lightweight Portable: Soft silicone keyboard can be crimped and stuffed into the bag at will, which is convenient to carry and save space.3. Various Colors: Foldable silicone keyboard has various colors, six colors can be selected, and the key text will never fall off and will not fade.4. Mute Button: The 85 keys silicone keyboard is silent when tapping, which can achieve complete mute without affecting family members' sleep.5. Soft Comfortable: Rollable keyboard has good resilience, soft and comfortable touch, comfortable hand feeling, and protects fingers from injury.Specification:Item Type: Silicone KeyboardMaterial: SiliconeNumber of Keys: 85 KeysFunction: Waterproof, Dustproof and SilentInterface: USBTemperature Range: Temperature Difference Between -40-80.Package List:1 x Silicone Keyboard