The Tifosi Tsali Sunglasses equips you with the eye protection you need in endurance sport. Tsali comes with three interchangeable polycarbonate lenses which are shatterproof and provide 100% UV protection. They are extremely light weight with nose and earpieces that are adjustable for a custom fit. They are designed to stay in place at your most energetic with the use hydrophilic rubber, a material that increases grip as you sweat.KEY FEATURESAdjustable Ear PieceAdjustable Nose PieceCase IncludedGrilamid TR-90 FrameHydropholic RubberPolycarbonate LensesUV Protection