1. Comfortable and lightweight silicone material, which is conducive to blood circulation. Children will simply could not part with the wristband. 2. Various colors available to wait for your choice. A nice way to make children world more colorful, increasing their sense of color as well. 3. Our bands fit in with human ergonomics design, arc perfectly fits children wrists. Special design for your children. 4. Small size: 5.7inches [145mm], Large size: 6.7inches [170mm]. Fits most kids age at 4- 5. Suitable for Garmin Vivofit JR
