The SUPVOX electric pressure cooker and oven timer knobs are made of durable, food-grade plastic, providing a perfect replacement for the old and worn-out knobs on your stove or gas cooker. Their D-shaped shaft offers a secure fit, ensuring easy and effortless adjustment of temperature settings even when hands are wet. These knobs boast an easy-grip design, which reduces the risk of accidental burns and injuries, making them an ideal choice for both professional chefs and amateur cooks. With its user-friendly timer function, you can now accurately cook your food to perfection with ease and precision. The supvox knobs are not only designed to enhance the overall look and functionality of your kitchen appliances but also come with a 12-month warranty, ensuring your investment in these premium quality knobs will be protected at every turn. Invest in the supvox electric pressure cooker and oven timer knobs today and elevate your culinary experience like never before.