Cushy running shoe for tearing up overgrown switchbacks Jacquard upper holds strong on rugged trails and allows airflow Padded collar helps prevent heel slippage Lace D-ring for attaching a gaiter (sold separately) 6mm drop promotes a natural gait and fights fatigue Lightweight foam provides a soft, energetic ride Integrated rock plate protects against bruising on rocky trials Vibram MegraGrip sole bites hard on both dry and wet surfaces New with box and no smoking.