Shop all UPF50+ bikini's. These bikini's are specially designed to offer the best sun protection for you. All the bikini's in this collection have a UPF rating of 50 which only allows 1/50th of the sun's UV radiation to pass through it. This means that the bikini's will reduce your skin's UV radiation exposure by 50 times (98% UV block) in areas where the skin is protected by the fabric. PLUS SIZE INCLUDED!