The Northwave REBEL feature the Carbon XC outsole with 12/15 hardness and a full carbon middle insert. The upper is made using the ergonomic BioMap method to minimise the pressure. The shoes also come with protective TPU rubber prints, double SLW 3 Dial fastening with a precise operation and an option for fine tuning with one finger, integrated heel support, and Race insets for better support. Tightening is done with the strongest Dyneema fibre cables. The sizes are stated n EU sizing, with the weight of 317g.