With a workspace rugged enough to hold up to 90 lbs. of plants, soils and other greenhouse necessities, this shelf kit is the perfect addition for any Palram Hobby Greenhouse. Easily adjusts to fit anywhere, and can have additional shelves mounted side by side for increased storage and space. Made of corrosion-resistant aluminum. Dimensions: 24.5L x 16.5W. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Greenhouses & Sheds.