I'm torn here. I bought one for my son, and one for myself because I wanted more under bed storage. I have a California King, he has a twin. The mattress is constantly sliding off of his frame now. I haven't swapped out my frames yet-because I'm scared it will be more of a pain for me. These frames are super easy to assemble and VERY sturdy. Just be mindful here when buying, your mattress will slip.