The Springdale HTS Sunglasses are engineered and tested to perform under the most demanding conditions. Polarized Optech P (Polycarbonate) lenses provide built-in UV400 technology to protect you against UVA and UVB rays, while Impact resistant ANSI Z87 construction ensures shatter proof performance.Designed to bend but never break, Lightweight HTS (High Tensile Strength) frames are the perfect combination of strength and flexibility and ergo sport shaping provides the fit athletes need and the durability they demand.Featuring No-Slip TPE Grip rubber padding, TYR grips create multi-directional traction to relieve pressure where it matters most and ensure stay-in-place performance, so you don’t have to worry about your sunglasses falling off when you’re pushing the pace.Scratch Resistant, Smudge Resistant and Water Repellent.Built on 36+ years of optical performance and know how, the all new TYR Optics line brings athletic eyewear to a whole new level.