SIZE BEFORE YOU BUY: Galaxy Ring sizes differ from standard ring sizes; Purchase the Samsung Galaxy Ring Sizing Kit on Amazon first, and receive a credit towards your future Samsung Galaxy Ring purchase (terms and conditions apply) ANDROID ONLY: Galaxy Ring is compatible with Android smartphones. FITS LIKE A DREAM: Your favorite sleep tracker is now wrapped around your finger — literally; Galaxy Ring is so comfortable, you won’t even notice it’s there while it collects insights on the quality of your sleep¹ COMFORT MEETS STYLE: The elegant, lightweight design slips right onto your finger and into your day; From the gym to your business meeting to dinner with friends, it goes with everything — and is so comfortable, you’ll forget it’s there FSA/HSA ELIGIBLE: We can accept HSA or FSA funds for the following: Galaxy Ring, Galaxy Ring sizing kit. REMARKABLE DESIGN. EVERYDAY DURABILITY: This Galaxy Ring is built for your everyday — a concave design minimizes scratches for outstanding durability⁵; Plus, Galaxy Ring isn’t afraid to take a splash — it’s water resistant READY, SET, TRACK: Let Galaxy Ring simplify your workouts; Just hop on the treadmill and start exercising — your Galaxy Ring intuitively starts tracking without you having to lift a finger⁶; It’s never been easier to collect the insights you need GIVE EVERY DAY A BOOST: Make the most of every day using personalized Wellness Tips — track with your Galaxy Ring and review each morning with your phone7 TRACK YOUR HEART HEALTH RIGHT FROM YOUR FINGER: Get a closer read on your body than ever before with improved Heart Rate Tracking from Galaxy Ring⁸; It filters out your body’s movement for a more precise reading GET TO KNOW YOUR CYCLE BETTER: Galaxy Ring helps you take the guesswork out of your cycle with your own personal tracker, right on your finger; Get a read on your health with a device that knows you — it even senses slight changes in temperature9