Armour Fleece construction is built for performance—it’s lightweight, quick-drying & still really warm UA Storm finish repels rain & snow without sacrificing breathability Smooth, chafe-free flatlock seam construction for zero distractions. Armour Fleece construction is built for performance—it’s lightweight, quick-drying & still really warm. UA Storm finish repels rain & snow without sacrificing breathability. Smooth, chafe-free flatlock seam construction for zero distractions.