With over 2 years worth of testing, the norda 001 silhouette is the world's first seamless, trail running shoe made with Dyneema fabric - the world's lightest and strongest material, enhanced with a Vibram midsole and sole plate for a reliable and stable ride wherever the trails take you. White - Bio-based Dyneema upper, exclusive Vibram formation outsole with Litebase and Megagrip - Bio-based Dyneema and recycled polyester laces - Hi-Vis reflective throughout - Vibram midsole cushioning - Custom designed TPU insole - Lug: 5mm - Regular fit, take your normal size.