This Tiny Thumbnail Sensor Tells You When to Get Off the Beach Because You’ve Had Too Much Sun – Gizmodo

As an adult, my mom is rarely around to remind me to reapply sunscreen when I’m outside. But do you know who still nags me all day long? My smartphone. So L’Oréal has created an incredibly tiny UV sensor you wear on your thumbnail that connects to your …
L’Oreal’s Ingenious Nail Art Detects Harmful UV RaysCo.Design (blog)
L’Oréal’s UV Sense thumbnail patch shows you how much sun damage you’re takingWareable
L’Oréal moves into wearables for the first time with UV light tracking deviceMarketing Week

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