AWA Tech is an highly technological second layer made from 100% Primaloft Cross-Core insulation, an innovative material conceived for NASA & made with Aerogel. This elementl is composed of more than 95% air & is the lightest solid material known to man. Extremely light & super insulated for every winter challenge. Features Elastic drawstring at bottom hem Side pockets YKK Vislon Aqua Guard front zipper Material Primaloft Cross Core 100 g/m² Pertex Quantum