Features: _x000D_High-quality materials: The sticker is made of nanos glue material and PET film, which is skin-friendly and non-allergenic._x000D_UV reminder: The patch is a patch that facilitates real-time detection of UV intensitys. It changes color depending on the intensitys of UV rays. The more purple the color, the strongers the UV intensitys. It reminds you that it's time to apply sunscreen._x000D_Sweat-proof and waterproof: This UV protection patch is waterproof and breathable, suitable for sensitive skin and children. Using this sticker, you can reapply sunscreen in time when outdoors._x000D_WIDE APPLICATION: Perfect for backyard camping, playing at the beach, working, or playing outdoor sports, these stickers will help you protecting yourself from sun damage._x000D_Great Gift: These stickers are perfect for your mother, relatives, friends, girlfriends or anyone who care about skin health, a great birthday or Christmas gift._x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurement_x000D_ Product ingredients: nanos glue, soy ink, PET film, water transfer paper_x000D_Specifications: 24pcspackage_x000D_Size: 6*8.5cmsheetPackage List:_x000D_24pcs x UV Detection Sticker