adidas Tubular Runner Primeknit Men's Shoes knit/leather The all new Tubular runner features DNA from the 1990's original Tubular and a new school appeal. Also influenced from the look of the Adidas Y-3 Qasa model. Features Primeknit upper material and along with leather back cage. A very sleek and lightweight appeal make this a great lifestyle running inspired model for the modern consumer. All sizes are listed in U.S. Mens sizes.