This Winco SP7204 Poly-Ware 1/2 Size Food Pan 4" Deep is the leader in the food industry known for quality equipment and small wares. This pan has been designed with a unique anti-jam design around the full perimeter of the pan that prevents the edges from being damaged. This feature is also present on the inside of the pans so that multiple pans can stack without jamming together while providing space between pans for ventilation, allowing pans to completely dry for proper sanitation. Winco provides great value for their products, as this is a quality product priced to sell. They also exemplify consistency as all respective items are identical.