Lumbar Support with Massage Obusforme Black(Side to Side) Undercast Padding Tests static moving 2 pt Color:Yellow Tests static moving 2 pt discrimination * Consists of two sturdy rotating plastic disks that are joined together * Ideal for testing following nerve repair grafts and innervated tissue transfer for desensitization or to determine the level of impairment * Includes instructions and carrying case * Cover 15 x 16 Only * Additional Cover for Single compartment * Black * Superior lumbar support provides comfort wherever you sit * lightweight and portable * Enhances overall posture * Includes soothing massage * Use together with any Obusforme Backrest * Use it at home in the car or at the office * Item measures 16´ L x 10Û W x 4´ H * Uses 2 AA batteries (not included)