Simms Men's Challenger Work Pants - Cut from the same quick-drying, stretch fabric you know and trust, the updated Challenger Pant empowers your on-the-water hustle with perforated ventilation in high-heat zones, a durable knife guard, and a new thigh pocket sized perfectly for smartphone safe-housing. Perforated fabric in key areas for venting where needed Stretch fabric allows for ease of movement Pocket with knife guard and a phone pocket on the thigh Two drop-in back pockets Treated with DWR for weather resistance and stain-repellent fabric to stay fresh