High-end materials combined with extensive testing and R&D make the Ion Radium CS 13 Mens Windsurf Harness an amazing all-rounder. Delivering outstanding performance and top quality, the compact harness (flex index 15)* features the support power of ION's unique Plus Spine, flexible side parts to adapt to your individual riding style, Archbar and Hyperfoam. There's not much more you could wish for in a harness – any discipline you fancy!
*Flex Index (1-20): The flex index describes the rigidity of the harness.
Higher flex index = hard and rigid = direct feeling
Lower flex index = soft and flexible = comfortable