・ Supports shoulder drop during sleep. For those who can't sleep due to frozen shoulder or periarthritis of the shoulder. ・ Used for about six months. There are no noticeable stains. I am selling it because the pain has been reduced through orthopedic treatment and rehabilitation, and I no longer need it. ・ Machine washable Features: Warm Color: Gray Size: Upper arm circumference 20-35 (cm) Material: [Body] 85% polyester, 15% polyurethane [Filling] 100% polyester Product size: Length 48, width 17, thickness 8 (cm) Product weight: 200g Made in Japan ※ We will ship it as compactly as possible, so please use it after it has been left out for a while.