Introducing New Shock Proof Ring case. Our new case has been reliably tested with accurate results and has scientifically proven protection that you can trust with a very compatible ring which enables you to hold your phone comfortably. The ring is embedded in the case which keeps the overall structure of the case slim and easy to hold. There’s more to the case than meets the eye. A protection system which spreads out and absorbs impact energy, stopping it from passing through into your phone. The ring feature can be used as a stand. This unique feature also enables you to use the Phone case with Magnetic Car Mount Holder. The scratch resistant finish keeps your phone, and your case, looking better for longer than ever. Fits Samsung Galaxy A21S SM-A217F + HD Screen Protector · 360 Degree Rotation Ring: cover with ring holder, the ring is 360 degree rotating swivels for secure grip and personalized comfort hands-free use and versatility. · Kickstand Design: case with kickstand, built-in metal finger ring, double as reinforced kickstand for a hands-free viewing experience. · Work with Magnetic Car Mount: Build-in metal iron plate, can be attracted to a magnetic car mount holder (Not Included), no complex installation steps, direct absorption. · Sleek Single-Piece: Ultra slim yet durable, made of premium TPU material for long-lasting protection, with interior spider-web pattern for dissipating heat.