Single Guard Rail style, quality and affordability that families want. Single Guard Rail Twin Bed features a clean look and sturdy design, with the bonus of an add-on guard rail to discourage rolling or falling out of bed. Single Guard Rail can be added or removed over time and as needs change. Solid, knot free, New Zealand pine wood construction, sturdy high 400-pound weight capacity per sleeping surface, with strong plywood slats. Single Guard Rail is 13.25 inches tall and can be added to the bedside rail. For safety, when using the bed with Single Guard Rail, we recommend a 5-inch mattress. Please do not exceed a mattress higher than 8 inches thick to preserve the integrity of the Single Guard Rail. Single Guard Rail can be removed or moved into different position as your child grows. Please note that while add on Single Guard Rail can help restrict access and give an extra sense of protection, they do not prevent all accidents or injury. Matching under bed storage and trundle options are available separately and can be added on at any time. Easy to maintain and long-lasting low VOC finish. Flush, matching hardware for a Single Guard Rail look. This bed meets or exceeds Federal safety standards for children’s furniture. Instructions, slats and required hardware are included. 2+ adults makes assembly easier. Bed ships in one box and is heavy due to solid wood construction. Single Guard Rail ships in a separate box. Max & Lily is a member of the Maxwood family of brands - the kids furniture experts – bringing a tradition of superior quality, safety and fun!