Light & Fast in every detail to deliver essential sweater weight warmth in an ultralight, highly packable form. Utilizes the finest 1000 fill power down and a gossamer 7-denier nylon face fabric to achieve a miniscule weight, while the "skip-stitch" quilting pattern promotes thermal efficiency. Cut for a trim fit to work effectively with outer layers. Features Finest 1000 Fill Power EX Down provides an extreme warmth-to-weight ratio Unique "skip-stitch" quilting pattern reduces cold spots and minimizes heat loss Sewn Through Construction keeps insulation in place while lightening the weight Downproofing helps keep down from escaping through the face fabric Zip End Guard protects your chin and face Elastic cuffs prevent cold air from entering 2 hand pockets Stuff sack included Specs Material: 7-denier Ballistic Airlight nylon ripstop (water repellent finish)1000 Fill Power EX Down Weight: 4.9 oz / 138 g Packed Size: Φ3.9 x 5.5 in / Φ10 x 14 cm (1.1 L) Other: Front zipper: Left hand insertDarker feathers may be slightly visible through light-colored fabrics. Please note that this is a natural characteristic of down. SIZING CHART S M L XL XXL Chest 36 - 38" 39 - 41" 42 - 44" 45 - 47" 48 - 50" Sleeve 33" 34" 35" 36" 37" Sizing Instructions: Measure your body and find your measurements in the chart above for the best fit. Finished Garment Measurements These measurements are for comparing our products to a similar garment you already own. Final garment measurements may vary slightly due to circumstances such as materials and sewing pattern. Therefore, an individual product may not have the exact same measurements as those shown here. S M L XL XXL A. Neck Around 19.1" 19.5" 20.3" 20.9" 21.5" B. Center Back 26.2" 27" 28.1" 29.3" 30.5" C. Chest Around 41.3" 44.1" 46.9" 50" 53.1" D. Shoulder Width 18.7" 19.5" 20.3" 21.1" 21.9" E. Bottom Hem Around 39.8" 42.5" 45.3" 48.4" 51.6" F. Sleeve Length 34.4" 35.4" 36.4" 37.4" 38.4"