Specification Binding : Unknown Binding Brand : Backwonder Label : GNR Health Systems, Inc. Manufacturer : GNR Health Systems, Inc. PackageDimensions_Weight : 0.220462262 PackageDimensions : L:5.5899999942982 X W:4.249999995665 X H:1.1799999987964 ProductGroup : Health and Beauty ProductTypeName : HEALTH_PERSONAL_CARE Publisher : GNR Health Systems, Inc. SmallImage_Height : 61 SmallImage_URL : https://m.media-amazon.com/images/I/419sw+q+2RL._SL75_.jpg SmallImage_Width : 75 Studio : GNR Health Systems, Inc. Title : SelfCareCentral Shoulder Pulley for Physical Therapy, Over-The-Door Pulley System for Shoulder Rehab, Shoulder Exercise Equipment to Improve The Range of Motion After Injury or Surgery Weight : 0.2 WeightUnit : pounds