The Castelli Estremo cap is made with windproof GORE-TEX INFINIUM™ fabric, providing effective thermal protection without compromising breathability.Features:- One size- GORE-TEX INFINIUM™ WINDSTOPPER X-Fast fabric on the front to block out the wind- Warmer fabric on the back for optimum breathability- Cut that completely covers the earsTechnology:- GORE-TEX INFINIUM™GORE-TEX INFINIUM™ offers many positive features to suit your needs. You'll find this technology in lightweight, water-resistant jackets, stylish shoes that keep your feet warm, and gloves that are compatible with your smartphone's touchscreen. GORE-TEX INFINIUM™ technology provides flexibility, functionality and style for your active life, so you can explore more, say yes to more adventures and live life to the max every day.
