Bali Women's No Poke Lined Underwire Bra #3320 100% Nylon bras closure Inner cup lining and cup pad linings: 100% polyester; Center front lining and strap lining: 100% nylon; Cup pad: 100% polyurethane foam; Cup and Inner underbust sling: 86% nylon, 14% spandex; Back and strap: 64% polyester, 36% spandex Micro-thin stretch foam lining offers no show through and beautiful shaping with out bulk Out patented spring-tipped wire is wrapped with layers of soft fabric Hand wash , hang to dry Imported