Shell:80% nylon and 20% spandex, lining:90% nylon and 10% spandexImportedHand wash only. Maximum washing temperature 30??. Do not wring or tumble dry but hang dry with water in a shady place. Do not iron. Do not bleach.Scoop neckCore compressionRemovable cupsHollow out backClose-fitting. With elasticity, fits US sizes 0-14. About the detail of size info, please follow the product Description.