Extra long and super warm, the Cosy Wrap Long Down Jacket is ideal for winter excursions. Its water-resistant material will protect you from the rain, while the down filling will keep your body temperature up. Thanks to its large hood, your head will be perfectly protected from the wind. Length (approx.) for size 10: 116 cm. Water-resistant - Treated with Durable Water Repellent (DWR), droplets will bead and roll off the fabric. Light rain, or limited exposure to rain Fill Power Rating 600 - Higher fill power = warmer item. The measure of the loft (fluffiness). The higher the rating, the more air trapped per ounce of down allowing a higher level of insulation Thermal Tested -40 °C - Laboratory tested. Health & physical activity, exposure time & perspiration will affect performance &.