Size: Maxi Jumbo: height: 28cm， width: 17.5cm， thickness: 9.5cm
large: height: 23.5cm width: 15.5cm thickness: 8.5cm
medium: height: 18.5cm width: 12.5cm thickness: 6.8cm
trumpet: high: 14.5cm width: 9.5cm thickness: 3.8cm