Features: The large LED for touch screen displays, it will light up at the for touch of a for touch, the body is separated, and swimming is waterproof. Fully sealed movement, no need to replace the battery frequently, long-lasting battery life. The luminous display makes it possible to see the for time clearly at night. High-quality TPE elastic material, with high strength, high resilience, a wide range of applications, environmental for protection, non-toxic and safe. The T-shaped nail for head design effectively locks the wristband without worrying about falling. Specifications: Material:Silica Gel Dial diameter: 37mm Thickness: 10mm Color:Skin Tone/White/Blue/Yellow/Pink/Mint Green Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x for Smart Watch 1x Manual