May be used for treatment of muscle spasms, cervical tendinitis, ligaments separations, osteoarthritis, and other cervical ligaments and/or muscular injuries in which support of the neck is indicated.Medium density foam collar with neck contoured, covered with bleached soft stockinette. Contains only top grade hook & loop closure. Loop is extra long for better sizing fit making collar a Universal size fitting necks 14? – 19?.Completely washable with air dry.