The ultimate triathlon goggles designed for triathletes and regular swimmers, with the most advanced anti-fog technology available that lasts ten times longer and can be easily reactivated When swim goggles become foggy, activate the revolutionary Swipe anti-fog protective film by gently swiping the inner lenses five times with your fingertip while the goggles are in the water Constructed from ultra-premium Japanese TPE with a 3D gasket for the best fit and comfort, and hard mirror polycarbonate lenses for optimal vision with no water flowing on them Every pair features a split strap that is easily adjustable and ensures a secure fit, even on starts and turns; Includes three interchangeable nose bridge sizes for a tailored fit Ideal for triathlon and open water, these fogless swim racing goggles have dark lenses that are ideal for outdoor swimming and bright environments; PVC free