Easy to assemble in 10 minutes with no tools required, using interlocking design and provided hammer and gloves.

REIBII 2020LBS Storage Shelves 5 Tier Garage Shelving Heavy Duty Adjustable Garage Shelves, Utility Rack Shelf, Shelving Units for Storage Warehouse Pantry Closet, 35.5″ W x 11.9″ D x 72″ H, Black