It’s too hot to wear a cap but too cold just with a helmet? You can always fall back on the XLC headband for transitional periods. Thanks to its light, breathable material you can wear the headband under your helmet comfortably. Key Features: Ear protection in milder climates,Due to the very thin and light material it is suitable to be worn underneath a helmet,Moisture transportation,Breathable,Pleasant, elastic material,Can be used as headband, scarf and hairband.