Barracuda Swim Goggle AQUATEC - Curved Lenses, Anti-Fog UV Protection, One-Piece Frame Soft Gaskets, Easy Adjusting Comfortable Leak Proof Fashion for Adults Men Women #35125 High quality anti-fog curved lenses with UV protection for crystal clear visual field: you can see clearly underwater and enjoy swimming as long as long you want while swimming for training and recreation. Flexible one-piece soft frame provides an ideal fit for a variety of faces and also improved seal and comfort. The soft nose bridge contracts and expands, self-adjusting to each individuals unique facial structure. Double silicone head strap is chlorine proof and helps hold the goggle in place with extra comfort. Easy to adjust back clip: Adjusting the strap tightness is simple. Pull both strap ends outward through horizontal openings to the desired length. Pull the back clip vertically way from the head to loosen. Free carry case included: you can keep the goggle from dust and scratches after use.