Perfectly Compatible for Garmin Vivofit jr, Garmin Vivofit jr 2, Garmin Vivofit 3.Multiple Choice: Black, White, Teal, Lime, Cyan, Azure, Blue, Red, Orange, Lavender; There are different popular colors available for you to choose.Flexible: Durable and soft silicone across your wrist, improves comfort, bring your kid a comfortable and lightweigth wearing experience. The design of 'All-in-one Silicon Stretchy' without traditional metal buckle is better for kids, let them more feel free to play and don't worry about the watch falling accidentally cause in the metal buckle.2 Sizes on 1 Package: Small size for 4.7'-5.7'(120-145mm), Large size for 5.7'-6.5'(145-165mm). While your kid is growing, the large replacement band will be ready in advance. Don't worry miss their grown. The design of wristband is ergonomic with silicone. It is made of environment-friendly non-toxic medical Silica Gel, with good water and dust proof functions and can be applied to both adults and children.Easy to Install and Waterproof: Take out the dial, insert one end of the dial, then stretch the band and press the other end in. No extra tools needed. Never rip or break before shipment.