short: 
30" L x 12" W x 24" H 
weight: 53 lbs
capacity: 37.4 gal |141.5 L
 
medium: 
38 " L x 10" W x 30" H
weight: 69 lbs
capacity: 49.3 gal | 186.8 L

large:   
42" L x 16" W x 32" H 
weight: 86 lbs
capacity: 93 gal | 352.3 L