【Size】Length: Approximately 55.5cm (approx. 49.5cm + adjuster approx. 6cm), Ball: Large diameter approx. 2cm, Medium diameter approx. 1.5cm, Small diameter approx. 1.4cm, Smallest diameter approx. 1.2cm Please check the photos and understand that this item is stored at home and that measurements and inspections are done by a non-professional before purchasing.