Beach invisible non-slip insole sole stickers summer invisible shoe stickers anti-cut anti-slip stickers heat-proof and waterproofMaterial: Silicone with specific hypoallergenic certified adhesiveApproximate size:S: 32-35cm Length: 21.5CMM: 36-39cm Length: 23CMLength: 40-43cm Length: 24.5CMXL: 44-47cm Length: 26CMfeature:UNIQUE DESIGN: This beach mat is waterproof, cut-resistant, non-slip and warm and comfortableSuitable for most occasions: such as swimming, beach volleyball, spa, surfing, grass walking, beach walking, sand walking, yoga, running, boating, kayaking, windsurfing, water sportsPortable: They are small in size and light in weight, easy to carry and easy to store, you can enjoy them anytime and anywhereGreat Gift: Great gift for women and kids, such as lover, wife, fiancee, girlfriend, mom, daughter, your friend, even yourselfHow to use it:1. Sit down and wash your feet2. Tear off the release paper on the toe part first, be careful not to tear off all at once3. Stretch out the toes, stick the thumb first, then stick the other toes, do not wrinkle. Press down on the curvature of the toes4. Pinch the end of the foot pad and tear off all the release paper, stick it on the heel first, then flatten the midfoot and arch5. If there is a little wrinkle, tear off the unattached part and re-level it. Do not leave any ungummed partspack:3 pairs