WA-S20 Colour: Black Safe and secured grip Ensures no unwanted residue left after detaching Anti-drop clasp Provides multiple viewing angles for watching movies and videos hands free This trendy looking ring stent is compatible with most smartphones and phone cases. This ring easily and securely sticks onto the phone's back case and allows you to have a secure and safe grip on the phone by sliding your finger right through the hole to protect it from falling. Brand No Brand SKU OT776EL08G90CNAFAMZ-246939