Ancient Sun Wisdom, Modern Skin Health
A smartwatch ring with integrated UV sensors that projects a personalized digital sundial shadow onto your wrist. Watch your shadow shorten in real-time as UV exposure increases—disappearing completely when it's time to reapply sunscreen.
Get Your ShadowYou're at the beach, glancing at your wrist. A digital shadow slowly recedes across your skin—when it vanishes completely, your watch vibrates and glows red. You have exactly 5 minutes to reapply sunscreen before burning. It's like having a 5000-year-old sundial that actually knows YOUR skin.
Elegant wearable with advanced UV sensors
Tailored to your unique skin type profile
Track UV exposure history and patterns