The Goldwin Shaped Baffle Down Jacket is a bundle of fire that packs down small The 900 fill power down stuffed into this ultra thin Pertex shell stokes serious warmth within in a feathery light package The baffles are welded to prevent the loft/heat reduction that occurs when needle holes are poked through the material Goldwin calls the Shaped Baffle Jacket its best heat retaining layering jacket and were certain youll find it one of the best available Pertex Quantum GL nylon outer fabric is lightweight and super thin 900 fill down insulation offers max warmth in a light packable design Water repellent to protect against light precipitation Welded baffle construction improves loft and heat retention Warm collar for added cold weather comfort 2 zippered hand pockets keep fingers warm Length Center back measures 27 5