CPSC recommends the tops of the guardrails must be no less than 5 inches above the top of the mattress and that top bunks not be used for children under 6 years of age. About South Shore Furniture A recognized leader in North American furniture manufacture, South Shore Industries was established in 1940 and has been making furniture for three generations. Employing a team of over 1,000 employees in three factories in Quebec, their assembled and ready-to-assemble furniture has a reputation for quality and excellence at affordable prices for today"s family. A Green Choice All South Shore Industries products are made of laminated engineered wood, which gives them great strength and durability. Wood panels are made entirely from recovered and recycled material. While South Shore makes every effort to preserve the environment by conserving our forests, they make no compromise when it comes to quality and product durability. Their products are designed for easy maintenance and offered at very competitive prices. * Eco-friendly fiberboard with a classic cherry-hued laminate * Bed has a weight capacity of 250 lbs. * Dimensions: 77.75L x 48.5W x 51.75H inches