1. The edge is designed to protect the lens from scratches and abrasion. 2. Anti-fall frame, high elastic shock absorption, super anti-fall. 3. Comes with a bracelet, silicone material, soft and comfortable feel, more stable grip. 4. Corner reinforced design, with super strong anti-fall effect, no fear of bumping. 5. Once the phone is installed, you don't have to remove it because it is very thin and light.