ò Durability and all-day comfort of lightweight O MatterÖ frame material ò Stems constructed of stainless steel ò No-slip Unobtainium« earsocks; increase grip with perspiration ò Three-Point Fit: Comfort and performance that holds lenses in precise o ptical alignment ò Frame suitable for small to medium faces ò PrizmÖ lenses enhance color, contrast and detail for an optimized experience ò Plutonite« lens material offers top UV Protection filtering 100% of all UVA, UVB up to 400nm and some of harm ful blue light ò Glare reduction and tuned light transmission of Iridium« lens coating ò Optimal precision and impact resistance that meet or exceed ANSI Z80.3 optical and impact standards