Our wheel stops come in two sizes - 3 feet and 6 feet - and three colors: basic black, black and white stripes and black and yellow stripes. Specially formulated from GroundRubber Solutions first-rate crumb rubber, our wheel stops are break and chip resistant, last longer than concrete wheel stops and reduce the risk of injury and property damage. They are zero maintenance. They are easy to install. GroundRubber wheel stops are fast becoming one of the most popular and practical transportation devices among facility parking lot managers, property owners, building designers and contractors. These buyers are choosing GroundRubber wheel stops over concrete, plastic or other alternatives to keep parking areas safe, attractive and easy to maintain. See product detail.