HiCool Swim Goggles, Angle Series Swim Goggle with Anti-Fog and UV Protection Mirrored Coating Lenses for Swimmer, Swimming Competition Leak-Proof Design: Low profile special design with stream line shape, plus the soft silicone frame and 3 nose piece options are not only designed to be comfortable and perfect fit for all swimmers, but also create the perfect amount of vacuum to Keep Water Out Fog Resistant And UV Protection: Polarized and Mirrored coating lenses protecting your eye from UV and bright lights and keeping your viewing clear and long lasting help you show a better performance in a swimming competition Wider Visibility: The 180 degrees field of vision coupled with the No Blue and No Glare finishes reduce tunnel vision and allows swimmers see clearly all the time Quick-Fit Strap: Design with soft, durable silicone head strap aim for a perfect fit with simple adjustments and keep hair Snag-free Package includes: Hicool Swim Goggle, Goggle case. We offer a 12-Month Warranty