The Kwik Change Products Grommet (4) set offers a reliable solution for tire pressure management. Made of durable rubber, these grommets are essential components in ensuring the effectiveness of your tire relief valve system. Each grommet measures 3.0 inches in length, 2.4 inches in width, and 0.8 inches in height, making them a perfect fit for enhancing the safety and performance of your vehicle's wheels and tires.