Acuvue 1 Day Moist - Daily 30 Pack Daily contact lenses provide enhanced hydration by helping to keep moisture in and irritation out. Lacreon® technology has a water holding ingredient similar to that found in natural tears that creates a long-lasting cushion of moisture. Acuvue 1 Day Moist contact lenses help protect eyes from potentially harmful UV rays by blocking 82% UVA and 97% of UVB rays. These contact lenses feel fresh and comfortable, all day, so you can always perform your best!UV absorbing contact lenses are not substitutes for protective UV absorbing eyewear such as sunglasses because they do not completely cover the eye and surrounding area - you should continue to use UV absorbing eyewear as directed.