Society Limonta KASH Cashmere Cotton sheets are 85% cotton and 15% cashmere, offering beauty, warmth, and wellbeing as a winter classic. The diagonal weave of the cashmere and cotton, one luxuriously embracing the other. Although luxurious, KASH is strong and durable. They are extremely soft to touch and warm without overheating. Sleeping in KASH sheets is like being enveloped in a warm, exquisitely hued, winter nest. KASH is also machine washable.