Dog Room Cage Dog Crate, Brown + Receive a FREE ABC Pet Plaza Dog Calendar w/Purchase Double tops open outward for easy pet access. The plastic base detaches easily from top unit for cleaning. Casters provide easy mobility. Easy to assemble. Outside Size: 36"W x 25"L x 23.6" (with casters) / Inside Size:33.5"W x 22.2"L x 20.7"H