ATMOS 50 AG Size:L-XL so the fleece material is

so the fleece material is more than adept at moisture management and temperature regulation

Made from lightweight yet extremely durable

DWR-treated two-way side zips extend from cuff to thigh for easy pull-on over boots and double as vents

BUILT FOR SPEED

and any other synthetic fiber garment with a durable water repellent (DWR) or polyurethane (PU) coating will eventually allow moisture to seep through the outer fabric

ATMOS 50 AG Size:L-XL so the fleece material isThe Atmos AG 50 is the best fitting, most ventilated and comfortable pack ever made for traditional backpacking trips lasting a weekend or more. The innovative AntiGravity suspension makes it feel like you're carrying less weight and seamlessly wraps around your body, which means you'll enjoy every mile more than ever. From easy to use stretch mesh side pockets, Stow on the Go trekking pole attachment, and FlapJacket for lidless use, the Atmos AG 50