Description of The North Face Siren Jacket - Women's Sound the alarm! The Siren jacket from The North Face is here to take care of harsh winter conditions. With 550 fill down and High-Loft liner the cold has no other choice but to move on. Plug into the internal security and media pocket, tune in your music, and tune out the cold. Weather your snow shoeing up Mt. Hood or just roaming the city streets the Siren jacket is here to ring winters bell. Sound the North Face Siren! Features: Body: 30D 50 g/m² (1.5 oz/yd²) polyester taffeta insulation: 550 fill down 26" length 700g (24.7oz) High-loft cozy fleece liner Brushed chinguard lining Internal media pocket Stretch, quilted side panels Two hand pockets Key clip in hand pocket