Windproof and water-repellent, the Tenson TXLITE SHIBUI W Women's Down Jacket (90/10 down feather/650 fill power) is perfect for any year-round outdoor activity. The Shibui down jacket can be worn as an outer layer or under a shell jacket for added warmth. RDS certified feathers come from responsibly sourced feathers, the origin of which is fully traced. It has a water resistant PFC-free surface treatment.