Sliverylake 37&rdquo; Dog Crate Cage Pet Kennel Playpen Exercise W/ Tray Heavy Duty Double Door Rolling Wheels Heavy duty steel wire for cage body and metal square tube as frame Rust and corrosion-resistant floor grate and steel tray with lip Four rolling casters; two are locking ;Folds down easily, easy to assemble Two door at front and top for easy access to pets that don't want to leave the security of their space Overall Dimensions:36.3"(L) x 24.2"(W) x 29.1" (H), Door Dimensions:19.5" (H) x 14.2" (W), Tray Dimensions:34.3" (L) x 23.4" (W), For pets less than 176 LBS (80kg)