Hydrogel Eye Patches Best Ab Exercises for Men: 5 Moves for a Flat Belly. Say goodbye to tired looking eyes. Enriched with vitamin E and soy protein, these eye patches will help to hydrate and smoothen the skin of your under eye area. Each box contains 10 patches. 1: Against animal testing 2: 100% vegan 3: Vitamin E works as an antioxidant that helps fight free radicals 4: Use on freshly cleansed skin for 20 minutes. Put them in your freezer for 30 minutes before applying for extra effect Please note: Only use once. Don't use if your skin is sensitive to plaster or peel off masks, or if your skin is irritated or sunburnt.