MfgWholesaler via eBay offers the Folding Garden Utility Wagon w/ Canopy in Red or Blue for $39.99 with free shipping. That's $16 under the best we could find for a similar one sold elsewhere. It measures approximately 45" x 21" x 48" and features a 165-lb. weight capacity, handle, and 8" wheels.
The planet will thank you, your local (overwhelmed) landfill will thank you. Even your budget will thank you.