Encourage children to expand their creativity and engineering abilities! Featuring a double funnel and two accelerators, the Orbiter Marble Run Add-On Set increases power and excitement, and brings new possibilities of the paths children can build. Combines easily with all of the Hape Quadrilla marble run sets for easy expansion and unique combinations that will enhance your child's play experience. Made with wood sourced from environmentally sustainable forests. Durable child safe paint finish and solid wood construction make this a toy your child will love for years to come. Hape toys stimulate children through every stage of development and help nurture and develop their natural abilities. All Hape products sold in North America meet or exceed all applicable safety standards. The Quadrilla collection creates endless possibilities for 3-dimensional thinking, and creating captivating structures Add to your favorite Quadrilla marble run set for increased speed, power, and fun Like all Quadrilla pieces, this accessory set is made from the best material for the purpose Hape toy finishes are all non-toxic, child safe and of the highest quality All products comply with the highest quality standards -Bamboo used comes from Hape's own bamboo forest