An elusive balance of lightness and trail protection, the Spark is an award-winning minimal trail running shoe that allows speed and confident strides over rugged terrain. Low-to-the-ground framework helps keep you in balance and stable on uneven ground.
- Uppers are recycled synthetic leather and polyester mesh, lined with recycled polyester
 - Lacing system secures the midfoot for precision on technical trails, loose ground, and long descents
 - Midsoles are compression molded EVA
 - Hi-Tensile fabric plates in the forefoot offer lightweight protection
 - Outsoles are Speed Lite HDR rubber that provides friction, traction, and dynamic rebound
 - Aggressive lugs suit rugged terrain and offer effective braking on descents