Our double eyelid strips contain silicone pet film, high quality fiber. It allows its delicate lace design to blend seamlessly with any skin tone, making it completely invisible. Its use method is very simple: 1. Remove the patch of the double eyelid with tweezers as needed; 2. Spray a small amount of water on the patch; 3. Gently apply to eyelids; 4. Finally, gently adjust the patch with tweezers. A double eyelid patch is a non-invasive single eyelid solution that instantly gives you double eyelids and increases the depth of the crease.