003 trail running Sneakers. Upper in Bio-Dyneema with the addition of stretch Bio-Dyneema developed exclusively by Norda, allows for a fit that remains unchanged over time. High-visibility reflective system across the entire surface. Laceless shoe equipped with stretch Bio-Dyneema for excellent and precise fit that will be maintained over time. Vibram SLE midsole for optimal cushioning. Vibram Megagrip sole with 5mm notch detailing for greater traction and comfort on all types of terrain. Custom designed TPU insole for maximum absorption and energy return. Reinforced patch with a textile pull loop in fabric to easily hook the shoes to a backpack. This item fits small, it is advisable to buy half a size larger than your normal size. Height of sole: 3. 5-4. 5 cm. US size system. Composition: