The Thunder Group ALSR001 Wok Ring features an open top design with perforated sides, ensuring optimal airflow and heat distribution for your cooking needs. With a top diameter of 8-1/4 inches and a bottom diameter of 10 inches, this wok ring provides a stable base for your wok, enhancing stability during use. Crafted from durable steel, it is built to withstand high temperatures and frequent use, making it an essential tool for any kitchen.