Fully insulated waterproof 300D polyester chassis YKK® zipper vents at underarm Insulation for maximum warmth performance; 200 grams throughout jacket Microporous coated fabric, sealed seams, and durable water-repellant coating on outer shell Smooth and comfortable nylon taffeta liner is quilted to hold insulation in place Pocket pattern design includes two fleece lined hand warmer pockets and one interior cargo pocket Fleece lined collar and interior snow gaiter cuff -