Why buy? 1st: they give full coverage without being oversized, so they fit a woman's face. 2nd: they fit snugly enough to keep out dust and bugs without making your eyes all claustrophobic. 3rd: they are our lightest-weight sunglasses. 4th: 100% UVA and UVB protection. 5th: polarization cuts the glare right out. Catalog/web only.