Under Armour Women's ColdGear Infrared Uptown Vest 100% Nylon Imported Ua storm Technology repels water without sacrificing breathability 100% Waterproof & Breathable, with fully taped seams 10K/10K Rating Primaloft Black insulation is lightweight, water-resistant, Breathable & can be compressed without losing warmth Strategic insulation (100g body/60g sleeve) to give you extra warmth where you need it