Built for ultimate flexibility, it features a curved lens for enhanced vision. These googles are perfect for both open water and pool swims. The attack goggle was designed to offer the ultimate flexibility so you can find the perfect fit. The attack goggle comfortably fits a wide variety of face shapes and sizes. sporting a flexible silicon frame, ultra soft silicon gaskets and an easy adjust strap,ultra soft silicon gaskets minimise pressure around the eyes, keeping you comfortable during both open water and pool sessions. The curved lenses offer outstanding peripheral vision, allowing you to carefully navigate your direction and spot any other swimmers. While anti fog lens protection gives crystal clear vision, preventing the need for mid swim demisting. Enjoy your swim in comfort and style. Ultra soft silicon gasketsanti fog treated lenses and 100% uva uvb protectioncurved lensesflexible soft silicon frameeasy adjust strap