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If there’s one product that we can’t live without, it’s sunscreen.

three women with legs in their sand during golden hour at the beach

Klaus Vedfelt

It’s effective at protecting us from sun damage, and helps prevent dark spots and fine lines.

Luckily, we can always count onTikTokto offer skin-care hacks (admittedly, some more helpful than others).

How do UV stickers actually work?

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According SpotMyUV, the brand takes a three-layered approach to its hypoallergenic, latex-free UV-detecting stickers.

The top layer is made of a patented skin-mimicking sensing layer, whichinteracts with SPFlike your skin normally would.

“The base layer is a water-proof and sweat-proof hypoallergenic adhesive that keeps the spot in its place.”

How do you use UV stickers?

The sticker registers thesunscreen applicationand will turn clear this is how you know it’s working.

So, do UV stickers actually work?

In short they can, but they shouldn’t be used as your sole sun-care protection.

Sunscreen reapplication should happen every two hours and equal about a shot glass of sunscreen to each exposed area.

Just remember: SPF is always a must, UV spots or not.

SpotMyUV Detection Stickersretail for $10 for 12 stickers now at Target.