2401J wheel. Includes a bicycle pump.

2401J Bikes 12-inch wheel (for ages 2-4): $43; 14-inch wheel (for ages 3-5): $47; 16-inch wheel (for ages 4-7): $52; 18-inch wheel (for ages 5-9): $56. The bike seat is adjustable, and the training wheels can be removed. Includes a free pump.