Pyrenex Sten Hooded Down Jacket in Spectra Yellow. Stand out from the crowd with this bright down filled quality jacket. Constructed from a shiny taffeta nylon outer and filled with the best French duck down (90% down / 10% feather) with 750 fill power for an ultra-warm yet light jacket. The adjustable drawstring hood has been given the same filling as the body of the jacket and it has a temperature range of -20°C to 0°C. Other features of the jacket include 2 way sturdy full zip fasten, 2 zip fasten pockets, adjustable drawing hem, 2 zip fasten inner pockets, elasticated cuffs, subtle matt shoulders and finished with the brand's vintage logo to the sleeve.