Classic Flyer by Kettler All-Terrain Air Tire Wagon with Removable Wood Sides, Youth Ages 1.5+ 34-Inch seamless wagon bed with rounded edges, made with steel to ensure strength and durability Removable natural hardwood side slats give additional support if more space is needed Durable, all-terrain rubber tires make for a smooth and quiet ride; Tires are easily filled with air with any bike pump Equipped with a comfortable, contoured resin hand grip with 29" long stride handle allows for easy pulling Wide wheel base increases stability of the wagon; Recommended for children between the ages of one and a half and eight years old