Tough as a snake: Synthetic material covers the front of the shoe for long-lasting durability. The tread grabs at pavement, grass and gravel to give them extra grip while a rubber-wrapped toe toughens up the construction so they can go further in the same pair of Star Runners. Loops on the tongue and heel help make it easy to open the shoe up wide. Vertical mesh upper helps keep kiddos cool. Star Runner. Loops on the tongue and heel make it easy to open the shoe up wide so little star runners can step in and get going. Soft cushioning in the midsole provides a comfortable, springy return so 1 more round, lap and turn is always an option. The tread grabs at pavement, grass and gravel to give them extra grip while a rubber-wrapped toe toughens up the construction so they can go further in the same pair of Star Runners.