The luxuriously soft weave of this elegant robe is created from viscose from bamboo and a bit of spandex for added movable comfort. Bamboo derived fabrics are extremely comfortable and wrinkle resistant. Viscose form bamboo is derived from bamboo, which grows at such a naturally fast rate it can be harvested sustainably. You can feel good about cozying up in this beautiful robe. Composition is 95% Viscose from Bamboo and 5% Spandex.