120PCS UV Detection Stickers – Color-Changing Sun Exposure Patches
Stay one step ahead of the sun with these clever UV Detection Stickers! This pack of 120 photosensitive color-changing patches gives you a real-time visual signal of UV intensity, so you always know when it's time to reapply sunscreen and keep your skin shielded from harmful rays.
Note: These stickers detect and indicate UV intensity levels. They are not a sunscreen product and do not provide sun protection on their own.
Why You'll Love These UV Detection Patches
- Instant UV Feedback: Each patch changes color within just 5–15 seconds of UV exposure — from colorless to purple or yellow — giving you a clear, easy-to-read signal of how strong the sun's rays are at that moment.
- Sunscreen Reminder: When the sticker fades from purple back to white or colorless, it's your cue that UV protection may be wearing off and it's time to reapply. No more guessing!
- Safe & Skin-Friendly: Made from skin-safe adhesive materials with no high-concern chemicals. Gentle enough for use on adults and children alike, making them ideal for the whole family.
- Family-Friendly: Great for kids and adults — peel and stick anywhere on exposed skin. Perfect for beach days, outdoor sports, hikes, or any time you're out in the sun.
- Easy to Use: Simply peel and apply to your skin or clothing. The compact 15mm diameter makes them discreet yet highly effective.
- Great Value Pack: Comes with 120 patches so you'll always have one handy throughout the entire summer season and beyond.
Product Specifications
- Quantity: 120 patches per pack
- Material: Adhesive with photosensitive color-changing pigment (plastic-based)
- Diameter: 15mm / ~0.5 in (discoloration area: 10mm / ~0.3 in)
- Color Development Time: 5–15 seconds
- Color Change Options: Colorless → Purple or Colorless → Yellow
- Color Intensity: The stronger the UV rays, the deeper the color
- Storage: Keep in a dark, dry place when not in use to preserve sensitivity
- Country of Origin: Made in Mainland China
How to Use
- Apply sunscreen to your skin as usual and allow it to absorb.
- Peel a UV detection patch and stick it to any exposed area of skin or clothing.
- Watch the patch — if it turns a deep color, UV intensity is high. When it fades back, it's time to reapply your sunscreen.
- Replace the patch as needed throughout the day.
Important Notes
- Color will appear only when exposed to UV light; it is not a permanent color change.
- This product effectively indicates UV ray intensity and serves as a UV reminder tool — it does not block or protect against UV rays itself.
- Store patches away from light and moisture to maintain their photosensitive properties.
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Learn more: EPA UV Index information
Frequently Asked Questions
Q: How do the UV detection stickers work?
A: These UV detection patches contain a photosensitive color-changing pigment that reacts to ultraviolet (UV) light. When exposed to UV rays, they change from colorless to purple or yellow within 5–15 seconds. The deeper the color, the higher the UV intensity. When the color fades back to colorless or white, it indicates that UV protection may be diminishing and sunscreen should be reapplied.
Q: Are these UV stickers safe for children's skin?
A: Yes! The patches are made from skin-safe adhesive materials and contain no high-concern chemicals, making them suitable for both adults and children. They are gentle and easy to apply, perfect for keeping the whole family aware of sun exposure levels during outdoor activities.
Q: How many stickers are included and how should I store them?
A: Each pack includes 120 UV detection patches, providing plenty of supply for the entire outdoor season. To preserve their photosensitive properties, store unused patches in a dark, dry place away from direct light or moisture. Exposure to UV or strong light before use may reduce their sensitivity.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.