Craziness came to your mind for achieving your goals in every second counts. From training to race day, powerful performances call for high-tech gear that's optimized for speed. Nivia Track and field Stride 3.0 spikes are lightweight breathable mesh upper gives you a locked-in fit & feel with lightweight TPU stitchless upper. Have a voyage in our Nivia Stride 3.0, featuring a rapid abrasion resistance and flexibility in soleplate and 7 removable spike pins of regulation length on each boot. Dynamic design is perfect for everything up to one lap of the track, 60m-400m