Soft and light cushioning material. It has flexibility and is comfortable to wear. Not bulky when stored. A hemp cloth that is soft enough to wear. Machine washable. Please put in the main body and sink it before washing. In the case of powder detergent, if it remains undissolved, it may cause stains, so please dissolve it well before washing. Please rinse thoroughly. Adjust the shape and dry as soon as possible. Please avoid tumble drying. Do not use in slippery places such as bathrooms and balconies.