1,Material: PVC/Leather/ PU 2,size:36cm,38cm,40cm,42cm,45cm,47cm 3,interior core: rubber ring 4,LOGO:according with you 1, material:PVC/ PU 2, size:36cm,38cm,40cm,42cm,45cm,47cm,(47cm-8.2cm), (45cm-8.2cm), (42cm-8.2cm),(40cm-8.2cm),(38cm-8.2cm),(36cm-8.2)(47cm-7.5cm), (45cm-7.5cm), (42cm-7.5cm),(40cm-7.5cm),(38cm-7.5cm),(36cm-7.5)3, interior core:rubber ring,Ordinary inner ringBlack odorless ...