36 Pcs / 3 Sheets Sunburn Alert Sticker Star Shape Detection Reminder UV Stickers for Sunscreen

These uv detection stickers for sunscreen and sunscreen reminder stickers change color to alert you when it's time to reapply sunscreen. UV detection sticker is transparent when there is no UV light. If it is exposed to UV light, the sticker will turn purple. The stronger the UV rays, the darker the purple color. Designed for outdoor activities including beach trips, hiking, sports events, swimming, camping, and vacations, these stickers are ideal for individuals, families, event organizers, schools, and corporate wellness programs, perfect for attaching to clothing, hats, bags, water bottles, or skin, includes custom packaging options for branding with logos or messages. The sticker standard size is 2.16"W x 2.95"L, Packaging size is 4.33" L x 3.15" W. 2.16" W x 2.95" L