The Vevor 21 QT waterbath canner is a stainless steel canning pot designed for home canning and large-batch cooking. It includes a rack and tempered glass lid for easier jar handling and convenient monitoring while cooking. Its large capacity supports canning multiple jars at once and also works well for soups, stews, and other family-size meals. The durable stainless steel construction is made for repeated use and easy cleaning. It is compatible with induction, gas, electric, glass, ceramic, and halogen cooktops.