Product Size & Space SavingSize: 16.5''x 25.9''x41.1''. This step ladder is about 2 inches after folding, only the thickness of a book. It can be stored next to the kitchen refrigerator, storage room, bathroom, office, garage, etc. It can be easily folded and very save space. Security Upgrade & 600lbsHandrails and reinforced crossbars provide stability and security while climbing. Heavy-duty step stools can hold up to 600 lbs of compression; thickened connectors and thickened solid braces form a stable triangle on the side, and specially added reinforced beams on the back, coupled with anti-slip pedals, make the entire use process safer and more secure.