Thinkbamboo Brand - Super Soft Lightweight Wash Cloth - 460 GSM 100% Rayon from Bamboo - 5 pcs Sand By BambooMN 5 - Sand Super Soft Wash Cloth 460 GSM 100% Rayon from Bamboo. The bamboo derived fiber makes these towels super soft and absorbent. Each wash cloth measures approximately 11.5" X 11.5". Highly water absorbent, and fast drying - These towels are going to feel thinner than the cotton towels that you're used to, but give them a try. Even though they are lighter weight, they feel soft and work great. Rayon from Bamboo towels absorb as much water as cotton towels three times their weight, and because of the great wicking action of the rayon from bamboo fiber, they dry super fast as well. These towels are made from 100% Rayon from Bamboo. Bamboo towels are amazingly soft, even after repeated washings, they remain softer than the finest cotton towels. Rayon from Bamboo Textiles resist the growth of bacteria, mildew, fungus, and other microbes. This means that bamboo towels stay fresher for longer between washings. Bamboo is a highly renewable resource, and it's cultivation is beneficial to the environment.