ProSource Yoga Towels are made out of 100% Microfiber. They are super absorbent and very quick drying. Will provide you with a skid-less, anti-slip surface that will cover most yoga mats in full. In some instances can be used instead of a mat. ProSource Yoga Towel is perfect to use for Yoga, Pilates, Gym, Boxing, MMA, Home, P90X, and any other workouts you may do.