Material composition: 90% polyester, 10% elastane; fabric type: knitted; for you to use your product for a longer period and to take proper care of your product, please follow the washing instructions mentioned below. Please hand wash in warm soapy water after each use. Do not use bleach or detergent. do not leave the swimsuit wet in a closed, nylon bag. dry it in the shade by laying it inside out. fluorescent colors fade in the sun, chlorinated water and sun oil can ruin your swimsuit. The product is fixed coated. The back is closed cut. Colors may vary in studio shots due to differences in lighting.