Main Benefits of CollagenHelps to Expel Harmful Toxins and Free RadicalsReduce Crows FeetReduce Eye PuffinessHydrate and Moisturize your skinPrevent Premature Skin AgingReduce InflammationHelps Depuff Area Under EyeReduce Bags Under your EyesReduce Wrinkles and Dark Circles Sensitivity TestPlease note that our Eye Masks are not for Hyper-sensitive Skin, so to ensure customer safety, we ask that you please carry out a Sensitivity Test prior to placing the Eye Masks on your face. Simply place one of the masks on your inner wrist for at least 2 minutes. If you feel no irritation or burning then place the Eye Masks on your face. Once the masks are firmly on your face, if you feel any irritation or burning then please remove immediately and contact us for a full refund