- HYDROMAX® ECCO-developed treatment to make the upper highly water-repellent keeping your feet dry - Yak & full-grain leather upper is strong lightweight for increased breathability and durability - BIOM® natural motion® technology brings the player closer to the ground using an anatomical last - E-DTS® traction system consists of approximately 100 TPU traction bars BOA®sting 800 traction angles - Removable comfort-fibre inlay sole for long-term cushioning and enhanced breathability