éAbsolutely Perfect: We are dedicated to make products that provide our Amazon customers with satisfaction beyond expectations. Regardless of what profession, passion, or interests they pursue, our customers deserve the best quality products that provides maximum satisfaction with fashion and pleasure.Our products will enhance your experience to unparalleled inspiration. And the correct sizing of the apparels will provide more convenience for shopping and save your time and money.90% Nylon and 10% Spandex. The farbic uses Moisture Management technology in order to keep you comfortable.Adjustable wide racerback straps can make you feel security.Size:S: suggest under bust between 23.6-29.5 inches;M: suggest under bust between 29.5-35.4 inches;L: suggest under bust between 33.4-39.3 inches This kind of sports bra is designed for high impact sports,such as running.Notes: color differences allowed for light effects. Please allow 1-2cm deviations due to manual measurement. Thanks for your understanding. We are waiting for your contact and will give the best solution for you, any question pls email us directly.Thanks for coming to our store and enjoy your shopping!é