1. Material: PC, TPU 2. Features: shockproof, dropproof, waterproof, dustproof 3. PC frame, shock-reducing; TPU hard shell, strong anti-fall 4. Precise hole position, easy installation, does not hinder wireless charging 5. Surface anti-slip texture design, more stable grip 6. Product size: protective case: 5 x 7.3 cm, metal buckle: 5 x 2.5 cm 7. Weight: 44.3 grams 8. Note: Only the protective case + metal buckle will be shipped, nothing else!