Perfectly Fit:Specially designed for OURA Ring5 Smart Ring Sleeve not compatible with other device.

Designed for Oura Ring 5: This silicone ring cover is specifically designed for Oura Ring Gen 5. Choose S for ring sizes 6/7/8/9, L for ring sizes 10/11/12/13. (Not for Oura Ring 4 and Oura Ring 3)

Perfect Replacement for Omron Monitors Specifically designed for Omron 5, 7, and 10 Series upper arm blood pressure monitors, including models like HEM-7322, HEM-7211, HEM-8712. Fully compatible with HEM-ADPTW5 adapter.

Compatible Models: This TPU ring cover is compatible with Oura Ring Gen 4 and Gen 3 Horizon/Heritage (Not for Oura Ring 4 Ceramic). Each cover is precisely made for one specific Oura Ring size for a secure fit

Precise Fit for Oura Ring 5: Designed exclusively for Oura Ring Gen 5, this clear skin cover fits snugly without shifting or lifting. Choose the same size as your ring, as each skin fits one specific size only. NOTE: Not compatible with brushed Oura Ring finishes

Compatibility: Specifically designed for Omron tens units models, including PM400, PM500, PM3030, PM3029, PM3031, PM3032, HV_F128, and more