Costa Diego Sunglasses Switch/Spey Fly Rods Designed for throwing streamers at

Designed for throwing streamers at trout

and has the lowest coefficient of friction for better line shooting

It sits comfortably in hand

New for Fall 2020: Heavyweight

Costa Diego Sunglasses Switch/Spey Fly Rods Designed for throwing streamers atOur most advanced sport performance sunglasses yet. Diego features an innovative vented spring hinge system to maximize airflow and enhance fit, plus sweat management channels that wick away moisture to cool and ensure all day comfort. Diego includes flexible, strap ready temple tips, and top and side shield details to eliminate light leak. Paired with coloring enhancing polarized 580 lenses that provide 100% UV protection, Diego is the next evolution