Presto 8-Quart Aluminum Pressure Cooker for $21.00. Here is a screenshot for your reference. Shipping is free on orders over $25. If needed, use this Filler Tool to pad the order for free shipping. This pressure cooker features a heavy-duty lid that locks down during cooking and inner sealing ring that keeps steam in, along with a pop-up pressure indicator. Most places have it for about $39 or more.