Unisex Onsen Supima Waffle Weave Bath Robe in Grey Mist, Size M From Onsen: Our signature Supima® Waffle Robe wraps you in luxurious comfort, made from soft, lightweight cotton that’s ultra-absorbent and quick-drying to stay fresher, longer. Oversized fit for extra coverage and comfort Made from 100% USA-grown, extra-long-staple Supima® cotton OEKO-TEX® STANDARD 100 certified for chemical safety