The Yoga Cotton Strap is made from unbleached natural cotton, while the design of the Cotton Yoga Strap is based on the original yoga strap developed in India by yoga master, B.K.S. Iyengar. The buckle design has been enhanced to provide greater endurance. Strong, & easy to use buckle, the belt provides the extra reach or secure hold you need to take your practice to the next level. Why the Fushi Expert panel like it Durable & very easy to buckle