Hautelist: From Anti Chafing Roll On To Sunscreen, Summer Must Haves Amazon.com: Cleverfy UV Stickers for Sunscreen 10 pack of Sunscreen SunnyPatch UV Detection Patches Sunscreen Reminder Dots Amazon.com: Soon Global UV Detection Stickers for Sunscreen, UV Amazon.com: 120 Count UV Stickers for Sunscreen Reapply Reminder UV. Hear that sizzle? That's the sound of your little beachgoers skin under the hot sun. SunnyPatch was designed as the leading UV detection sticker. When the sun comes out to play, this little patch will save the day. It tells you when its time to reapply sunscreen! HOW THIS SUN DETECTION PATCH WORKS Each SunPatch sticker is crafted with a natural, UV sensitive ink that turns purple when it's time to reapply sunblock. Placing one of these sunscreen reminder stickers on your kiddos skin will help prevent sunburns and sun damage! Weve used medical grade, water resistant adhesive so this sun safety patch stays put. Peel off, replace sunscreen, and slap on a new sticker! These sunscreen dots are perfect for babies, kids, and even older family members who still think SPF is optional! PACKAGING These retail only packs come with 27 individual patches in assorted colors (not available online). Pre packed retail display boxes can be opened, folded, and displayed.