Shop the Nike Zoom Superfly Elite 2 'Barely Volt Hyper Orange'. This track and field spike has an upper made out of AtomKnit, an updated, lightweight, and breathable version of Nike's Flyknit fabric. It includes a plate designed using data from hundreds of track and field runners, eight removable stainless-steel pins, and a stiff outsole for the track. The bright Barely Volt, Dynamic Turquoise, and Hyper Orange colors make it impossible to miss. Closure: lacing. Toe type: round toe. Heel type: flat heel.