The Lakeside Manufacturing 7504 Thermal Pellet Base/Underliner features a Safe-Rim™ design with a diameter of 9-1/3 inches and a height of 1-1/2 inches, perfectly accommodating most 9-inch round narrow rim china plates. This innovative product maintains safe food temperatures for up to 90 minutes, ensuring optimal serving conditions. Constructed with a seam-welded and hermetically sealed wax core interior, it offers durability and reliability. Made from 20 gauge stainless steel, the Lakeside 7504 is designed for long-lasting use. Each case includes 12 units, making it an efficient choice for food service operations. Made in the USA.