Ring Cover Compatible for Oura Ring Gen 4/4Ceramic/Gen3/ULTRAHUMAN Ring AIR

Exact Fit Smart Ring:The Size "M" of Ring Protector Compatible with Oura Ring 4 (11/12/13/14/15), Oura Ring 4 Ceramic (11/12/13/14/15), ULTRAHUMAN Ring AIR (11/12/13/14).(Note: NOT include The Smart Ring )
Skin-Friendly:The elastic ring cover constructed from Safe and harmless soft silicone,combines flexibility with resilience. It offers an enhanced grip, superior shock absorption, and resistance to scratches,environmentally friendly,odorless,and will not cause finger allergies or discomfort.
Superior Protection: our smart ring wrapper your smart ring in safety, whether you're hitting the gym, engaging in sports, or pursuing any active lifestyle, trust our cover to defends against scratches, bumps, and drop.
Minimalist Design:The ring sleeve is slim and strechy, washable and sturdy , easy to slide on the smart ring, stays firmly in place, and effectively shields smart ring from harm.
Design for Daily Challenges: The silicone ring protective case is suitable for sports,