Smart Ring Size Adjuster - Invisible Fit for Oura Ring Gen 4/3, Samsung Galaxy Ring, Ultra Human Ring AIR, RingConn 2/1, Amazfit Helio - Loose Ring Sizing Kit, Comfortable & Discreet Accessories

Universal Compatibility: Designed to perfectly fit leading smart rings including Oura Ring Gen 4/3, Samsung Galaxy Ring, Ultra Human Ring AIR, RingConn 2/1, and Amazfit Helio. Eliminates the hassle of mismatched sizing tools, making it a versatile solution for multiple devices. Tip: Don’t cover sensors or charging port. The ring works well if they’re unblocked.

Invisible Aesthetic: Crafted with a low-profile design that sits discreetly inside your ring, maintaining the original look of your smart ring without adding bulk. Virtually undetectable to the eye, ensuring your device remains sleek and stylish.

Secure Grip Technology: Engineered with a non-slip material that creates a snug fit between the ring and your finger, preventing shifting or sliding during workouts, daily activities, or sleep. Keeps your smart ring in optimal position for accurate health tracking.

Customizable Sizing: Includes multiple thickness options to address varying levels of looseness, from minor gaps to more significant sizing issues. Allows precise adjustments tailored to your finger size and ring fit, ensuring maximum comfort.

Easy Application & Longevity: Tool-free installation takes seconds—simply attach to the inner ring surface, then press for 30 seconds to ensure a secure bond. Made from durable, skin-safe material that resists wear, sweat, and daily use, maintaining effectiveness even with frequent ring removal.