Sparco's Hyper-P jogger pants are made from 100% polyester with perforated, breathable inserts above the thighs to help keep you cool. The joggers are light and comfortable to wear with a cell phone pocket. They are perfect for simulation drivers who sit in their cockpits for long periods of time in endurance racing. Breathable inserts on the inner thighs Elastic ankle cuffs Printed design and logos