Atosa's stainless steel over shelves provide extra work space in tight areas. The over shelf is convenient for the Atosa prep refrigerators to add extra space for serving dishes, additional non-refrigerated ingredients and endless other possibilities. They are perfect for a busy food service kitchen or restaurant. Constructed of 18 gauge stainless steel and are available in three different lengths and the lower shelf can be height adjusted. Both shelves are sound deadened.