A rounded aviator design crafted from premium acetate, fitted with polarized V52® performance optics giving the highest clarity of any performance sunglasses on the market. They come with an optional headstrap for sporty pursuits. Whether you're trail running, kayaking, sailing, or climbing, the headstrap guarantees your sunglasses stay on at all times. The goal was to create functionality at its best-looking - a pair of sunglasses for every occasion - and the bestselling Howlin' are proving to be the most versatile sunglasses on the market.