14.2 x 20.8 x 2.8 inches I use them side by side not longways when I need two. Here they are on amazon https://www.amazon.com/GreenMade-InstaCrate-Collapsible-Storage-Container/dp/B01MXE3ZSI/ref=sr_1_2?ie=UTF8&qid=1489494745&sr=8-2&keywords=instacrate