All-plastic, maintenance-free design never rusts, needs painting or leg straightening. Molded hollow so it can be internally ballasted with up to 10 pounds of dry sand for stability; design features sandbag bar if additional weight is required. Molded handles with mounting holes for attaching flashing lights. Features “click lock” hinges for a positive interlock in the open position. Stacking lugs keep stacked units from sliding. NCHRP-350 accepted; meets MUTCD standards. Available in White, Yellow or Orange. Dimensions: 25” W x 45” H. Top Panel: 24” W x 12” H. Bottom Panel: 24” W x 8” H.