Polyester knapsack bag with tri-wheels for curbs, steps and elevated surfaces. Ergonomic comfort grip handle for easy transport. PVC coated wheels are smooth rolling and quiet, will not scuff or damage floors. Knapsack quickly secures contents of bag with black drawstrings. Balance bar and tri-wheels allow bag cart to sit upright, free up your hands. Use the rolling cart in your laundry room, hobby area, kids playroom, or tucked away neatly until ready for use. Product Dimensions: 16.54 in L x 11.81 in W x 37.40 in H. Home and travel organization made easy.