Very light, windproof and packable down jacket. STORMLOCK RIPSTOP: very light, very breathable, windproof fabric with ripstop reinforcement threads and water-repellent finish, 90/10 duck down fill (700 cuin fill power; RDS certified) , 2 hand pockets, reflective detailing, pack bag included. Down jacket, very warm, windproof, water-repellent, breathable, very light. Stows compactly in its own pack bag, PFC-free. Fairwear Foundation certified.