1. Silicone material, non-toxic and odorless, has excellent wear resistance, not easy ageing, more than ordinary plastic has good protective and functional.2. With the ring, you can use your phone without having to grip it tightly and protect the phone from falling off your hand.3. It adequately protects devices from the normal scratches, dirt, tear and wear. 4. All buttons and ports are easy to access. 5. Simple, comfortable, easy to carry. Note: The actual product is subject to the title model, the model machine of the picture is only for effect reference.