1. Material: Silicone 2. Made of silicone material, soft and shock-absorbing, comfortable to the touch 3. Back bracket design, detachable, easy to use 4. Precise hole position, does not block the button 5. Raised particle design, good anti-slip effect 6. Equipped with 4 silicone button covers 7. Product size: 30.4 x 12 x 4.5 cm 8. Weight: 188g/set (including packaging) 9. Note: only the protective case will be shipped, nothing else!