Size Chart: 51mm Inner Diamter: 5.2cm/2.05inch, Outer Diameter: 6cm/2.36inch, Height: 1.6cm/0.63inch. 53mm Inner Diamter: 5.3cm/2.09inch, Outer Diameter: 6.3cm/2.48inch, Height: 1.6cm/0.63inch. 58mm Inner Diameter: 5.9cm/2.32inch,Outer Diamter: 7cm/2.76inch, Height: 1.6cm/0.63inch. Package Includes: 1 Espresso Dosing Funnel