1. Material: silicone
2. Safe material, skin-friendly and comfortable, safe and durable
3. Lightweight design, wearable without burden, anti-vibration, anti-drop and anti-discard
4. Precise fit, accurate hole position, tight package, not easy to fall off
5. Without affecting the signal transmission and positioning, you can easily find and track your pets or items through your cell phone
6. Easy to wear and remove, compact and portable, portable hanging for a variety of scenarios
7. Weight: about 11g
8. Size: about 5.7 x 3.3 x 1.5cm
9. Note: shipping only the protective case, does not include the locator tracker