This reliable twin loft bed brings together quality materials including Solid Wood, Plywood, Mdf, Engineered Wood, supporting up to 250 lbs, measuring 79.5"" x 51"" x 35.5"", accommodating a mattress of <=6"", featuring built-in Led lights for ambient illumination The no-box-spring-needed design simplifies setup and saves on additional costs Assembly is straightforward with labeled parts and clear step-by-step instructions.