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
