The Thunder Group ALST008 Steamer Basket/Boiler Set features a spacious 15-inch diameter and stands 20-1/4 inches tall, making it ideal for steaming a variety of foods. Constructed from durable aluminum, this set includes two perforated stacks for efficient steaming, a sturdy bottom for support, and a cover to retain heat and moisture. The 3/8-inch perforations ensure optimal steam circulation, allowing for even cooking and enhanced flavor. Perfect for both commercial kitchens and home use, this versatile steamer set is designed for durability and performance.