Organization comes easy with these durable and sturdy wire shelves. 18"depth shelves help to maximize space in your warehouse, office and home. Holds up to 800 lbs per shelf, evenly distributed Shelves can be adjusted to any desired height in 1" increments along posts Made for indoor use, dry storage only To securely set and easily release shelves, tap their corners with arubber mallet. View ourWire Shelving Size Guideto see actual outer and inner dimensions.