Tsali equips you with the protection you need. Its polycarbonate lenses are shatterproof and provide UV protection. The frameless design is extremely light weight with nose and ear pieces that are adjustable for a custom fit. They stay in place with the use of hydrophilic rubber, a material that increases grip as you sweat. Features: Rimless shield, fully adjustable nose & ear pads, hydrophilic rubber ear and nose pads that increase grip the more you sweat Fit: Small-Medium | Weight: 29G Included: Zippered Hardshell Case & Microfiber Cleaning Bag