Compact Size- Open Size:14.6'' X 14.6'' X 15.7'', Folded Size: 14.6''x 6.3'' x 15.7 in(L & W&H). Net weight: 3.8 pounds, Maximum Load: 330 pounds. Top Step Platform Size: 6.3in, second step platform Size: 3.1". Comes Fully Assembled, no installation needed. Portable & Extremely Light Weight - Net weight is ONLY 3.8 pounds, The one step ladder is made to be protable and handy use, with small size and extremely light weight, super handy to take on the go, made to be a handy tool for you to finsih work easily. Perfect for those who needs a little boost to reach high or do little jobs around, portable and easy to store.