3 layers of sponge pillow core with different densities offer great support -Perfect accessory for a variety of yoga exercises to relieve physical stress -The soft suede surface provides a skin-friendly touch and comfort -The removable pillowcase can be washed by hand or machine -Lightweight design and portable handle makes it easy to carry -Humanized hidden zipper design prevents your skin from scratching -Can also be used as a backing mat to relax the body and mind -Free to practice yoga at ho