The Hot Wheels Track Builder Unlimited 16ft. Straight orange Track is a set of four 4ft track pieces in a bold orange color. Made by Hot Wheels, the track is designed for children aged 4 years and older. With a 1:64 scale, children can create their own race tracks and enjoy hours of imaginative play. The track comes in an unopened box, perfect for gift-giving or adding to an existing track collection. Made in China, this accessory is sure to enhance any Hot Wheels toy collection. New Unopened Boxes. Ships Free!