Loft bed frame: Steel, epoxy/polyester powder coating
Desk top: Particleboard, laminate
Length: 78 "
Floor to bed base: 57 1/8 "
Width: 40 1/2 "
Height: 73 1/4 "
Mattress 74 3/8 " x 38 1/4 "
**Assembly instructions: http://www.ikea.com/us/en/catalog/products/S29154209/