What do you use?? I know many like the small nap fleece jackets with a waterproof liner, but they seem overly heavy to me. Plus, I'm not totally convinced yet that the extra quietness is needed or worth the weight. I'm happy with the jacket I've been using, but it is a bit brightly colored. These two are on the short list:
REI Taku:
http://www.rei.com/online/store/ProductDisplay?storeId=8000&catalogId=40000008000&productId=47857024&parent_category_rn=0&vcat=REI_SSHP_MENS_CLOTHING_LD
Patagonia Super Pluma II:
http://www.patagonia.com/za/PDC?OPTION=PRODUCT&merchant_rn=7385&cgrfnbr=366077&sku=83840&ws=false&promo_cat=&promo_cat_id=
REI Taku:
http://www.rei.com/online/store/ProductDisplay?storeId=8000&catalogId=40000008000&productId=47857024&parent_category_rn=0&vcat=REI_SSHP_MENS_CLOTHING_LD
Patagonia Super Pluma II:
http://www.patagonia.com/za/PDC?OPTION=PRODUCT&merchant_rn=7385&cgrfnbr=366077&sku=83840&ws=false&promo_cat=&promo_cat_id=