These glasses fit like your favorite pair of jeans and is sophisticated enough for a brunch date, yet casual enough for an afternoon dog walk. Injected Nylon Frame, Polarized Lenses 100% UVA, UBC & UVC Protection Comes with a collapsible case & microfiber cloth Best for an oval, heart, round or rectangle face shape Injected Nylon Frame To clean, rinse sunglasses in warm water. Dry using a clean, soft, absorbent cloth.