Features]: The wristband design is ergonomic, durable, moderately soft, and wearable Very comfortable, the size can be adjusted according to the personal wrist condition Made of high quality Soft Environmental silicone, No peculiar smell and harmlessNo Extra Edge to hurt your hands. Multi-color choice will give you a free lifestyle. we supplied optional color for optional which can make your Garminfit Jr3and vivofit jr3in a new look match your daily style with sharp, colorful and fashionable choice. Specification: Material: medical-grade silicone, Size: app9.5*10.2*3.3cm/3.8*1.081.32in Optional Designs and Colors: 10 choices Quantity: 1 Pc Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Package includes: