Zafu Meditation Cushion is ethically produced from 100% organic cotton. It will become your favorite item for meditation asanas SPECIFICATIONS: - Size: 25 x 17 cm (diameter x height) - Weight: 1.85 kg - Material: 100% organic cotton (GOTS) - Has 2 layers - The fabric of both layers of Zafu cushion is made from organic cotton (GOTS certified) - It is possible to infill to adjust the height of the Zafu as the inner layer has a zipper - Care instruction is provided on the label of the cushions MATERIAL - Both the outer and inner fabric of the yoga cushion is made from organic cotton (GOTS certified). ADJUSTABLE - Both the outer and inner fabric contain strong zippers, which will last longer than standard zippers. Besides, due to the availability of zippers, you can easily infill the required amount of buckwheat halls. As a result, it will help you to adjust the height based on your comfort, and, thus, it helps with keeping your posture straight.