The Birch Montessori Infant Shelf comes with finished faces and burnished edges and assembles easily with no tools or hardware. Made from sturdy, durable, safe 15mm Baltic Birch so it’s made to last Continue using it in your home after your child outgrows it, or pass it down to your next child Disassembles easily to save space Weighs 23 lbs. Easy for you to move, sturdy enough to support baby 45"W x 13"H x 11.5"D is recommended, 30"W x 13"H x 11.5"D is also available if you're low on space. The Montessori Method encourages accessibility and freedom for children. These shelves are beautifully designed to invite children to choose among the materials you present for their learning and play. Infants can use the shelf as a support to pull themselves to a standing position and guide them while walking. They can also access appropriate toys within their reach.