Maidenform Flexees Women's Shapewear Body Briefer Cups, Top Front , Top Back Panels: 81% Nylon, 19% Elastane; Bottom Front, Bottom Back , Crotch: 72% Nylon, 28% Lycra Elastane; Crotch Lining: 100% Cotton Imported Hand wash cold; only non-chlorine bleach when needed; line dry; do not iron. Lower back design allows it to be worn with formal wear and low back evening wear Back adjustment for tighter fit Clothes easily glide on top of garments which helps prevent static cling Fabric has a low friction finish which allows garments to easily be put on