This Update International 1/2 size anti-jam pan is 4 inch long deep. This pan is great for baking buffets barbeques parties or any other social gathering at your home. This item is designed with the idea of a professional restaurant quality product right in your home. This item is stylish yet simple. It is made with 25 gauge 18/8 stainless steel making it very durable. There is a reinforced corner design that allows strength and space between pans for easy removal. The heating efficency extends holding times. It is NSF National Sanitation foundation listed. The anti-jam feature allows for stacking and removing steam pans to be done very efficiently and easily.