The most space efficient barricade on the street designed to withstand repeated impacts with little or no damage to vehicles or units. Gemstones are stackable with or without the base (sold separately) and have recessed panels for retroreflective sheeting. The oversized handle can easily be picked up, even with a flashing barricade light attached. MASH Accepted (WZ-300), meets MUTCD Standards. (Also available in White plastic, please fill out text box if you require white vertical panels).