This fun and flattering swimdress has a separate, fully lined brief underneath for easy wear and total comfort. You'll love the look of the V-neckline and loop adjustable straps for a customized fit. Built-in Power Mesh bra gives you comfortable support. Like all Swimsuits For All swimdresses, this style is Designed for the best fit of your life. V-NeckPower Mesh bra frame with sewn in cupsLoop Strap adjustable strapsFully lined, separate briefSolutions: UPF 50 Sun Protection 82% Nylon/18% Spandex24" lengthHand wash with mild soap. Roll suit in towel & squeeze out excess water. Dry flat; avoid washers & dryers.Imported Close Back Details “UPF” stands for Ultraviolet Protection Factor and it measures the Ultraviolet radiation or “UV” protection from the sun provided by a fabric. (Similar to the SPF rating system used for sunscreens.) Our Swimsuits For All styles with UV sun protection have a rating of UPF 50 (the highest possible rating) which means only 1/50th of the sun's UV rays can pass through, and it blocks 98% of UV rays. Sunscreen use is still recommended