【Compatible Models】: Compatible with Motorola Razr 40 / Razr 2023, NOT compatible with other devices.【With Ring】: The ring makes your phone easier to hold, easy to take your phone from bag and pocket. It also can be a kickstand for watching video and movie.【Anti-lost hand Strap & Detachable Crossbody Strap】: With anti-lost hand trap can hold your phone more convenient and without worry of losing, with adjustable crossbody strap with flexible buckles can frees your hands, perfect for daily, workdays, short trips, travelling, outdoor vacations used.