Anti-Slip Grip & Fingerprint Back : Made of high quality rubber soft silicone material to touch and good grip to hold. Which holds your Samsung Galaxy Z Flip safe from slipping out of your hand or table. Silicone Material: With high-grade silicone construction to protect your phone against scratches from everyday use. Made of environmentally friendly materials, this Galaxy Z Flip silicone case is smooth touch, Anti-Fingerprints and Shockproof Phone Case With Ring: Built-in ring holder can be adjusted 360° according to your preference needs, convenient to watching TV, doing your homework and working etc. Also you could confortably firmly put your middle/index finger through the ring so that your phone can be hold more stably.