The ultimate mountaineering glasses!These carefully crafted sunglasses are built to protect against the elements whilst providing you with crystal clear optics.Functional sport design built to provide the ultimate in comfort and protection Unobtainium nosepads increase grip with perspiration to help keep eyewear securely in place without sacrificing comfortInterchangeable and removable bridge blocker and Unobtainium side shields designed to block glare and keep faces protectedWith the integrated 20” lightweight, highly flexible, coated woven steel leash, athletes of all levels will be able to reliably wear Clifden