Luxury Weight 70% Rayon from Bamboo 30% Organic Cotton Wash Cloth, 700GSM - 5pc - Sand 5 Piece - Sand 700 GSM wash cloth. Each wash cloth measures approximately 11.5" X 11.5". 70% Rayon from Bamboo for the ultimate in softness and absorbency, 30% Organic cotton for added strength Highly water absorbent - Rayon from Bamboo towels absorb as much water as cotton towels three times their weight. Supersoft - Rayon from bamboo towels are amazingly soft, even after repeated washings, they remain softer than the finest cotton towels. According to an October 2006 Consumer Reports article, bamboo towels are, "25 percent softer after laundering, on average, than their all-cotton counterparts". Important Care Instructions: To get the most out of your rayon from bamboo towels, it is important to follow these care guidelines. Machine wash cold on gentle cycle. Tumble dry low. Do NOT use bleach or fabric softener. Occasionally, you might notice a few loose threads or enlarged loops. Simply trim these to the same level as the rest of the loops with sharp scissors to prevent your towel from being damaged. This is a normal occurrence that is inherent to the bamboo derived fibers.