The Zoom Rival can endure those gritty, long training sessions during the season and still help you flourish on meet day with its additional heel cushion and lightweight, durable upper. Still figuring out which events suit you best? These versatile spikes have you covered for sprints, hurdle events, jumps and pole vault. Lace up and dominate. Comfort at the heel:Added heel cushion provides comfort across short and middle distances, as well as hurdles and jumps.