Handlers Choice Pro-Series Secure Double Door Car Crate features aluminum composite panels providing them with a superior weight to strength ratio.  Sturdy versatile and lightweight, these aluminum crates come with pre-assembled doors and sides. All tools and hardware come included. Assembles in 15 to 20 minutes. High Density Aluminum Composite Board Panels  Sturdy Reliable Locking Mechanism  Great For Use Inside or Out Includes All Tools, Hardware required Easy to Assemble with Pre-mounted Doors & Sides Large:    25.59" W x 32.28"Deep x 26" H X-Large: 19.68" W x 34.64"Deep x 26" H