- Compact, densely woven back–satin gabardine double–cloth of extra fine Australian Merino wool, with a smooth satin–weave underside and textured gabardine surface, woven, piece–dyed and finished in Ichinomiya, Japan - This variation on D3 features twice the amount of down fill, with extra warmth, volume, and slightly snugger fit compared to regular D3's - Ethically farmed 850 fill power European silver goose down, processed by Kawada Feather - Side pockets with elastic cuffs & hem - Tenax snap hardware closure, made from coated brass for MAN-TLE in Germany - Nylon micro–ripstop developed by Toray - 100% wool, 90% down 10% feather insulation, 100% nylon lining - Made in Japan