The Filament Neck Tube 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.
Lightweight fabric with alternating stripes of high and low lofting fleece for warmth in low bulk package with increased air flow
94% Recycled Polyester, 6% Elastane
Main Fabric: Thermic™ S (165gsm) Recycled polyester fleece with striped backer