4 Pack Upgraded Ring Covers Compatible with Oura Ring Gen 4/Gen 3 Size 8 | TPU Anti-Scratch Protector Accessories for Oura Ring 4 Cover Jacket for Women Men (Not for Oura Ring 5/4 Ceramic)

Compatibility: The Hexasider Upgrade Cover is perfectly compatible with the Oura Ring Gen 4/Oura Ring Gen 3 Heritage/Horizon. Each size is precision-engineered to ensure a secure, snug fit, providing optimal protection and preventing the ring from slipping off. (Not compatible with the Oura Ring 4 Ceramic!)