Deep Kneading Shiatsu Cushion w Heat Jobst Relief 20 30 Knee Hi Contact person: Julee Jobst Opaque Sensitive Contact person: Julee * Stepping surface: 14 x 40 * Adjusts from 4 to 6 to 8 * Includes 53 minute All Step video featuring the premiere step aerobic instructor Cathe Friedrich * A complete and full massage experience * Deep Kneading Shiatsu Cushion with Heat * Traveling massage mechanism moves up and down the back for a relaxing massage * Soothing heat enhances your massage experience * 3 Massage Programs choose Full Back or isolate massage to Upper Back or Lower Back only * Corded remote control lets you customize your massage * Easy to use integrated strapping system fits most chairs * Notice to California Consumers: WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm *