Marmot's Highlander Down Jacket is an effective insulated layer with 148g of 700 fill power down contained within wind proof Pertex Quantum.!
Marmot says:
Whether chilly, damp weather hits on or off mountain, the Men's Highlander Down Jacket will keep you warm and dry. Windproof Pertex Quantum® fabric helps improve the efficiency of the lightweight 700-fill-power down. Elastic binding at the cuffs add extra weather protection. Zippered hand pockets provide a place to stash small gear.
Marmot's Highlander Down Jacket is a great go to insulated jacket. Its low weight and packability means its easy to always have a warm toasty layer with you.
148g of 700 fill power down provides warmth. Pertex Quantum fabric keeps the wind out. The Highlander Jacket has 2 zipped hand warmer pockets and internal chest pocket. The jacket packs away into the chest pocket which has a clip in loop.