Female Fitness U-back with shelf bra. Highly recommended especially if you are in a water fitness class several days a week. Chloroban? is the latest development in the technical family of fabrics introduced for the performance swimwear industry. Made of 100% polyester, it is long-wearing, soft and comfortable. It has excellent stretch and recovery properties and is ideal for the highest levels of competition and training. Chloroban? also has a UPF 50+ rating for additional sun protection. Front and back fully lined.