Self: 100% Nylon Contrast: 90% Nylon, 10% Elastane; Hand wash cold; Pull-on styling with snap gusset closure; Open back with hook and eye strap; Non-slip silicone grip trim on shoulders; Thong back; Lace overlay accents; Made in China; Revolve Style No. FREE-WS5306; Manufacturer Style No. FP129238CY