All About ItRecommended Mattress Thickness: 5 ''Weight Capacity: 400 lb.Mattress Not Included This loft bed frees up floor space in your little one's bedroom, so they have a larger spot to hang out and play. Clean-lined and minimalist in design, it's constructed from solid wood with a warm finish that works nicely with almost any style or color palette. White melamine accents up top stand in place of traditional guardrails to keep your child safe as they sleep. A built-in ladder makes it easy to climb into and out of the bunk, and a slat kit eliminates the need for a box spring: All you need to get is a twin mattress of your choice (sold separately).