Classic styling and subtle molding details give our Elliott Collection a timeless quality. The traditional cabinetry techniques create a stable, solid and lasting investment in your child’s comfort. It's hand-finished in layers for exceptional richness and sealed with a protective, child-safe lacquer. HOW IT IS CONSTRUCTED Built of solid rubber wood, Anegre veneers and MDF (medium density fiberboard). Masterfully crafted with mortise-and-tenon construction, and tongue-and-groove joinery for structural integrity. Hardwood frame is kiln-dried to prevent warping or bowing. GREENGUARD Gold Certified. Meets or exceeds stringent chemical emissions standards. DETAILS THAT MATTER Mattress platform is made of 100% solid wood slats for extra strength; designed for use with or without a box spring (mattress and box spring are sold separately). Bed has one height setting for mattress platform. KEY PRODUCT POINTS Assembly required if Standard UPS delivery is selected. All Pottery Barn Kids juvenile products are tested at 3rd party CPSC accredited labs to meet or exceed all industry voluntarily and regulatory safety requirements. Imported.