The TYR Nest Pro Swim Goggles are inspired by the unique bird nest architectural design of Beijing's main stadium for 2008, the structural elements of the Nest Pro's? frame creates a unique grid-like effect, similar to the way a bird's nest is intertwined for support. TPR frame/gasket features dual-injected system with over-molded nosebridge. | TYR TYR Nest Pro Swim Goggles