Superior anti-fog coated curved lenses for wide and crystal clear visual field: You can see clearly underwater and be fully aware of your surroundings to enjoy swimming as long as you want while swimming for training and recreation.<br>* Wire frame technology allows frame to flex and match facial anatomy. Super pliable rubber seals provide comfortable fit.<br>* Easy-adjust nosebridge system: The interchangeable nose pieces are available in 3 sizes for a customized fit to each individual's unique facial structure. Changing out the nose pieces is easy through a simple "pop-and swap" replacement process.<br>* Durable double silicone head strap with easy adjusting back clip: The soft silicone head strap is chlorine proof and helps hold the goggle in place. Adjusting the strap is easy. <br><img src="//gdetail.image-gmkt.com/212/283/814283212/2017/7/9ae815e3-616c-4177-ba51-58bef2a47f39.jpg">