In original packaging item, may require some assembly. See link for more details:

Size: 30 in. W x 36 in. H x 20 in. D

https://www.homedepot.com/p/Suncast-Plastic-Freestanding-Garage-Base-Cabinet-in-Platinum-30-in-W-x-36-in-H-x-20-in-D-BMC3600/205387078