The New RAEN Optics Arlo (Arctic Crystal) Sport Sunglasses, unisex, Eyewear , Sport , General Sport Eyewear, One Size, true, Masculine frames that channel the classic style of the 50s and 60s. Best suited to complement oval faces. Hand-tooled frames made from zyl acetate. Single saddle-style bridge. Stainless steel 5-barrel hinges. Custom hardware at temples. Carl Zeiss CR-39 lens help protect against harmful UV rays. Shipped with custom case. Imported.