Castelli Pro Thermal Neck Warmer Red RGroup_A49D34E77C4B42D304952870280CE07E2D8B1482 and fat-tyre bikes and fits

and fat-tyre bikes and fits both quick release and thru axles

hydration systems

The inflator includes a USB-C charging interface

Daisy chain loop webbing provides extra opportunities to attach lights or other gear

Castelli Pro Thermal Neck Warmer Red RGroup_A49D34E77C4B42D304952870280CE07E2D8B1482 and fat-tyre bikes and fitsThe Castelli Pro Thermal Neck Warmer in red offers comfort and versatility for cold weather activities. Crafted from warm, stretchy Thermoflex fabric, it provides excellent insulation while remaining soft on the skin. Flat lock stitching enhances durability and comfort, making it suitable for extended wear. This multifunctional accessory can be worn as a neck warmer, bandana, or cap, and features a raw cut edge to minimize bulk, ensuring a sleek fit