Arena - Cobra CORE SWIPE MIRRORStreamline your vision in the water and avoid lens fog with the Cobra Core Swipe Mirrored Goggle. Arena's revolutionary Swipe anti fog technology that lasts ten times longer than regular anti fog protection. Features Racing goggle Swipe Anti Fog technology Hydrodynamic low profile lenses minimize water drag and offer wide vision Interchangeable nose bridges for perfect customization to different face and nose shapes Dual strap is easily adjustable at