CritterTrail Extreme Challenge Habitat CritterTrail Online Price $72.18Regular Price $94.97 Default - $72.18 Quantity This product is currently sold out. 6mm wire spacing provides security for even the smallest furry friends Improved detachable design makes assembly easier and cleaning a breeze! Enhanced door locks offer easy access and added security 20" x 11.5" x 18" Multi-Coloured Customer Reviews Based on 2 reviews Let us know what you think!