Slim Smart Ring Size Before You Buy No Subscription Fee Titanium Fitness Tracker, Tracking for Sleep, Steps, HRV, Womens Health, iOS & Android Compatible (Silver, Size 09)

ALL-DAY WEAR - ULTRA-THIN DESIGN: At just 2.2mm, the Slim Smart Ring is made to feel invisible on your finger. Lightweight, durable, and waterproof up to 100 meters, it's crafted for 24/7 wear through workouts, showers, and sleep without compromise. Track everything in the free app with no subscription needed. SNUG FIT - SIZE UP RECOMMENDED: This smart ring fits snugly because of raised sensors on the inside for precise tracking. Sizing up is suggested. Consider knuckle width and finger swelling, and use the Ring Sizing Kit for optimal results. SLEEP & RECOVERY TRACKING: Track every stage of sleepawake, light, deep, and REMand receive a daily Sleep Score to understand your recovery. Monitor total sleep time, trends over time, and personalized insights to enhance rest, energy, and daily performance. VITALS & ACTIVITY TRACKING: Monitor key metrics such as heart rate, HRV, SpO2, stress, and temperature trends throughout the day. Track steps, active calories, distance, multiple activity modes, and automatic movement detection, with advanced womens health tracking across all four cycle phases. HSA/FSA ELIGIBLE: This Slim Smart Ring is eligible for purchase with HSA or FSA funds, making it simpler to invest in everyday health, recovery, and wellness tracking