The world-renowned Ray-ban brand is rightfully considered to be the top among sunglasses. The collection of Ray-ban guarantees high quality with timeless design and is available in many shapes and colours. The iconic Ray-ban sunglasses are also popular among celebrities which made them famous all around the world. The unisex sunglasses Ray-Ban Frank RB3857 919852 51 are equally popular with all genders. Sunglasses frame The silver colour of the frame perfectly matches a cool skin tone and red, grey, white or dark blonde hair. Square frames are an ideal choice for those with a round, oval or triangular face shape. The frame of the sunglasses is made of metal, which holds its shape well and offers high stability and a unique look. Adjustable nose pads allow for a gentle alteration of the position and fit of your sunglasses. The nose pads will adapt to the nose shape and thus provide higher comfort of wear. The nose pads adjustment should always be done by an experienced optician to prevent damage or breaking caused by unprofessional treatment. Sunglasses lens The blue lenses enhance the contrast and minimize light reflections. Tennis players will also appreciate them, as they emphasize the contrast of the yellow tennis ball and the white background. The lenses are made of high-quality mineral glass, the undeniable advantage of which is its exceptional resistance to scratches. Mineral glass is characterized by its excellent optical properties compared to other materials used for the production of sunglass lenses. Thanks to the unique technology of polarised lenses, the sunglasses offer perfect vision, eliminate unwanted reflections and protect the eyes from ultraviolet radiation. They improve resolution, depth of field and focus. Polarising sunglasses filter out dangerous reflections and reflected white light. This makes them particularly suitable for drivers, cyclists, skiers and anglers. But they are just as suitable as a fashion accessory for everyday wear. The shades have UV 400 protection, which provides 100% protection from sunlight. The lenses of the sunglasses feature a category 2 sun filter (light transmission 18 - 43% ). They are slightly lighter tinted than usual and are suitable for medium sun radiation and for casual wear. Accessories We deliver the sunglasses in their original case. The colour of the case and its design may vary. The cloth supplied is ideal for cleaning and caring for sunglasses. Some models may come with a fabric bag instead of a cloth. For more information, follow our blog where we keep you up to date on the latest technologies and trends.