This GDLF kennel is a very sturdy and stable, super heavy-duty dog crate that uses thick steel tubing instead of tiny wire. Making our model durable and resistant to chewing.<br> Provides additional storage space, which is perfect for storing and organizing your dog's items or other various items. No more wasted space above your dog's crate. <br> <br> Max Static Load Capacity of the Shelf: 100 lb, 2 lockable doors allow your dog to get in and out with ease. Adjustable feet keep it stable on slightly uneven floors; （If the door is tilted, adjust the support feet） <br> NOTE: The product is not a toy. Children are not allowed to climb into/on top of or play inside the product. Always remove the collar of your pet before it enters the crate. <br> <br>Please measure the size (including length, width, and height) of your dog to make sure the size of the product is sufficient for your pet. Medium Size Dog Crate: Interior dimensions: 36.0"W x 21.6"D x 23.2"H. Overall Dimensions: 37.4"W x 23.0"D x 57.8"H，Shelf Height：12.0“H