Le Blanc® Silk & Lingerie Wash is the best way to wash all delicate items. Silk & Lingerie Wash may be used on all washable, colorfast and organic fabrics including silk, cashmere, wool, alpaca, LYRCA®, spandex, all cottons, synthetics, and blends. Safely launder intimate apparel, fine clothing, silk bedding or table linens, swim wear, active wear, hosiery, and more.