Description from BareNecessities.com: Perfectly seamless & smooth underwire T-shirt bra Contoured cups are foam lined for modesty Uplift and round your shape in the seamless cups Fully adjustable, restricted stretch straps Arched center panel is perfect for high tummies 3 column, 2 row hook and eye back closure Silky, smooth microfiber Style Number 4510 Content Body: 51% Polyester, 34% Polyurethane, 7% Nylon, 6% Cotton, 2% Elastane. Care Hand wash, line dry. I wore this bra 1-2 times and washed it by hand with Forever New and allowed it to air dry.