small: 17" L x 17" W x 18" H
weight: 26 lbs
capacity: 22.5 gal | 85.2 L
 
medium: 21" L x 21" W x 22" H
weight: 39 lbs
capacity:42 gal | 158.9 L
 
large: 27" L x 27" W x 28" H
weight: 67 lbs 
capacity: 88.3 gal | 334.5 L