The RB4401D by Ray-Ban offers a bold, modern edge with its square frames crafted from a sleek blend of nylon and propionate. Designed for a sunglasses' low bridge fit, these full-rim frames in classic black bring structure and definition. The blue gradient lenses not only deliver effortless style but also provide advanced protection against 100% of UVA and UVB rays. Perfectly balancing innovative design and timeless appeal, these Ray-Ban sunglasses redefine contemporary cool.