Supportive foam and a secure design optimize power transfer. Low to the ground with a secure fit, the Nike Zoom Javelin Elite 3 is ready to a oesend it,a thanks to a design that's built for stability and power transfer. Lock In:Reduced height compared to the previous iteration helps keep you closer to the ground, while a second hook-and-loop strap helps keep your foot from sliding. High-Density Foam:High-density foam adds cushioning while you throw. A full-length plate helps create ground contact with minimal flex at foot plant. More Benefits: Midsole has a slight negative heel-to-toe drop that puts the heel lower than the forefoot, giving you an optimal launch angle at foot plant. Toe box is lined with foam for comfort. Product Details:World Athletics approved. Steel spike receptacles. Style: FZ9626; Color: Citron Pulse/White/Laser Orange/Indigo Burst; Size: 13; Gender: Male; Age Group: Adult | Nike Zoom Javelin Elite 3 Track & Field Throwing Spikes in Yellow, Size: 13 | FZ9626-800