The Filament Beanie is built with our 94% recycled Thermic S fleece. It has stripes of high and low lofting fleece inside, providing warmth in a low bulk and breathable package, ideal for high energy ascents. Thermic S Fleece Quick wicking and fast drying, this synthetic fleece fabric is highly efficient for intense mountain activities. The lightest in the Thermic family with alternating stripes of low and high lofted fleece, improving breathability and reducing weight. The Filament Beanie is built with our 94% recycled Thermic S fleece. It has stripes of high and low lofting fleece inside, providing warmth in a low bulk and breathable package, ideal for high energy ascents. Close-fitting with minimised seams, it fits well under a climbing, skiing, or biking helmet, giving you an extra boost of warmth without the weight. Weight:18g/0.6oz Product Code:QAB-34 Lightweight fabric with alternating stripes of high and low lofting fleece for warmth in low bulk package with increased air flow Minimised seams Embroided branding 94% Recycled Polyester, 6% Elastane Main Fabric: Thermic S (165gsm) Recycled polyester fleece with striped backer Head Circumference One Size 55cm to 59cm