The Dye Precision i4 Goggle System is the smallest profile, lightest, and best field of vision goggle system available. The thermal lens leads the industry in optical clarity and provides a distortion and fog free field of vision regardless of weather.Dye's proprietary dual stage foam combines open and closed cell foam technology. Dual stage foam is specifically designed to 'sheet' sweat and moisture away from your face, providing an undeniably resilient boundary between your eyes and perspirationThe i4 features an industry first compound radius lens with thermal technology, giving the player the ultimate vertical/ horizontal peripheral vision. Dye thermal lenses provide the