Material: ABSSize:7 Column: 12cm*6cm*1.5cm9 Column: 14.5cm*6cm*1.5cm11 Column: 18cm*6cm*1.5cm13 Column: 20.5cm*6cm*1.5cm15 Column: 23.5cm*6cm*1.5cm17 Column: 26.5cm*6cm*1.5cmColor: ColorfulPackage Contents:1 pcs Abacus Tool