Strapless Empty cup Underwire that supports the chest Adjustable Detachable straps Adjustable hook This product contains 75 Polyamide 25 Elastane fabric. A strapless empty cup bra is a perfect product for daily use. You can wear it comfortably under your clothes. It definitely won't bother you. Safeguards Care Instructions Hand-wash at a maximum of 30C. Do not tumble dry it. Do not bleach. Do not iron. Do not dry-clean;