The Plastic Channelizer Drum features four 4" Engineer Grade Reflective Stripes and is certified to meet crashworthy requirements. The simple design includes an easy grip handle for easy placement and the hollow drum allows for easy stackability and storage when not in use. Plastic Channelizer Drums can be used for a variety of applications including, traffic control, crowd control and in road construction areas. They are designed to break free from their bases upon impact to reduce injury and damage.