Nylon/elastane Seamless lining Hook and Eye closure Once upon a time, bras were only expected to give support to your breasts. Today bras like this are the secret weapon to looking your best in your clothes. This bra is designed to for all-over smoothing for an invisible look under clothes. Side smoothing side wings smooth bulges. Cotton-lined No-Slip Comfort Strap design feels soft and stay in place. Silky double-layer back smooths comfortably.