1. All-inclusive design, life waterproof and dustproof
2. Brooch design, easy to wear, wide applicability
3. Silicone material, soft and comfortable, drop and wear-resistant
4. Material: silicone, metal
5. Size: about 5.6 x 4.5 x 1.3cm
6. Weight: about 16.7g
Note: location tracker is not included