Designed for unmatched versatility, our best-selling training short delivers overbuilt performance for all the ways you train.With a responsive four-way stretch shell and no-pinch waistband that stays locked in, the Interval Short offers unparalleled comfort though a full range of motion. Laser-cut ventilation keeps you cool through your toughest sessions, while the Every Session Carry™ pocket system secures your essentials without bounce. Available with or without a liner, it's engineered to handle anything from strength days to interval sessions.