<span>Using plastic material, these lid knobs are practical and heat-resistant, making them a great pressure cooker lid accessory. It will not hurt your hands, has a simple structure, is easy to install and disassemble, and is suitable for pressure cookers with a certain aperture, which can bring you a satisfactory use experience.</span> Features <span>-Color:Black</span> <span>-Material:Plastic</span> <span>-Size:8.00X8.00X3.80cm/3.14X3.14X1.49in</span> <span>-Size:7.80X7.80X3.60cm/3.07X3.07X1.41in </span>-Note:<span>aperture</span>:19mm, 17mm. <span>- Smooth edges and surface without burrs, safe and secure, it will not hurt your hands.</span> <span>- The product comes with the simple structure, easy and convenient to use.</span> <span>- Made with plastic materials, it is high temperature resistance and friction resistance.</span> <span>- Universal pot lid handle fits most pressure cooker to replace your broken or old knob of the pot. The product has fine workmanship.</span> <span>- Simple in structure, easy to install, the pot cover knob can bring much convenience to you.</span> Package list: 2 x pressure cooker cover knobs 8x8cm 2 x pressure cooker cover knobs 7.8x7.8cm