On Cloud Women's Cloudspike Citius 2 Track and Field Running Shoes (Yellow/White)

Design:
Recycled polyester upper offer lightweight breathable fit
Secure upper construction that locks your foot in

In-Shoe Comfort:
Highly responsive Helion™ HF hyper foam midsole

Durability & Traction:
A half-length nylon-blend Speedboard® for powerful take-offs
Six spikes for improved traction and stability