Available sizes: 12, 6, 6.5, 5, 5.5. Fabric mesh upper is breathable and light weight. Leather and synthetic overlays provide better stability and durability. Padded tongue and collar and removable insole cushioning for secure fit and extra comfort. Moisture-wicking fabric lining absorbs excess perspiration to keep feet dry and cool. adidas patented adiPRENE midsole and 3D ForMotion provides lightweight and flexible cushioning and guides foot to promote proper running form. Durable outsole with exclusive Torsion technology for great structure and high traction tread pattern.