Whether you are using it as a cushion on top of a chair, or simply as a free-standing chair itself, you'll find that our zafus are not only comfortable, but the perfect size for meditation and relaxation. Our Round Yoga Zafus are 15" wide and 6" thick, and are stuffed with 100% cotton batting. Aside from being a great Yoga prop, zafus are also a beautiful addition to the decor of your home! 100% Cotton Cloth and Cotton Batting. Measures 15" x 6".