The Rab Ascent Down jacket offers, amongst others, the folowing features:

Pertex ® Endurance 50D shell
Stitch through baffle construction
330g down fill power 650
Detachable hood
2 zipped handwarmer pockets
Internal pocket Internal zip baffle
Double exit hem drawcord
Narrow baffles stabilise down in crucial shoulder area
Velcro touch and close cuffs
Supplied with stuff sac