The Castelli Viva Thermo Headband offers comfort and warmth under your helmet. Crafted from Castelli's soft Thermoflex fabric, it effectively wicks away moisture and is highly breathable. The raw cut edges ensure the headband stays in place, keeping you wa
The Castelli Viva Thermo Headband offers comfort and warmth under your helmet. Crafted from Castelli’s soft Thermoflex fabric, it effectively wicks away moisture and is highly breathable. The raw cut edges ensure the headband stays in place, keeping you warm.
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