Premium performance for an affordable price: It’s the simplicity that makes the ION Amaze Core 4/3 Back Zip the perfect allrounder. Stretchy Hot Stuff 2.0 inside lining cares for optimal heat retention in the most crucial areas while maintaining flexibility. On the back quick-drying Plasma Plush increases warmth & protection against wind chill. Reinforced stress points make the Amaze Core a robust companion for your adventures. All Amaze Core Back Zip wetsuits are equipped with a thin protective padding at the shins.