Men X-Bionic Complementaries | High Headband Black/Charcoal

No Matter What Sport You Play: If You Are Cold In The Sensitive Area Of The Head Or Sweat During Intense Activity, The X-Bionic® High Headband 4.0 Takes Over The Effective Temperature And Moisture Management. The New 4.0 Generation Is The First To Feature The Retina® Ultra-High Definition Quality For Maximum Precision Of Functionality. The Result Is An Ultra-Dense Knitted Fabric In Which Thermoregulating Functional Zones Are Precisely Integrated.NNthe High-Performance Thermoregulation Of The Legendary Patented 3D Bionic Sphere® System With Thermosyphon® Technology, Which Is More Powerful Than Ever, Ensures A Constant Feel-Good Climate. It Cools When You Sweat And Warms When You Are Cold.NNsweat Traps® Catch The Sweat Before It Begins To Flow And Support The Temperature Balance Through Targeted Evaporation. The Highly Elastic Band Adapts To Any Head Shape And Guarantees Optimal Wearing Comfort.