Specification Binding : Unknown Binding Brand : Top Chi Label : Top Chi Manufacturer : Top Chi PackageDimensions_Weight : 0.31746565728 PackageDimensions : L:4.3307086570 X W:2.0866141711 X H:2.0078740137 ProductGroup : Health and Beauty ProductTypeName : HAND_STRENGTHENER Publisher : Top Chi Size : Small 1.4 Inch SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41U17iUwNXL._SL75_.jpg SmallImage_Width : 75 Studio : Top Chi Title : Top Chi Music Baoding Balls with Bamboo Stand. Chiming Chinese Health Balls for Hand Therapy, Exercise, and Stress Relief (Small 1.4 Inch) Weight : 0.3 WeightUnit : pounds