The New Balance DynaSoft Nitrel V5 Trainers Dark in Olivine / Dark Camo offer traction and ample cushioning, making this athletic shoe ideal for trail running and everyday wear in the great outdoors. However, its stylish design also makes this shoe a staple fashion piece. Product Details: DynaSoft midsole foam with approximately 3% bio-based content couples ultra-responsive performance with plush comfort. Bio-based content is made from renewable resources to help reduce our carbon footprint. No-sew overlays AT Tread outsole provides versatile traction during both on and off-road activities 300 grams (10.6 oz New Balance DynaSoft Nitrel V5 Trainers Dark Olivine / Dark Camo