850-fill-power goose down insulation provides a high warmth-to-weight ratio and compacts so easily you can pack the hoodie into its own left-hand pocket for storage Goose down boasts a durable water repellent (DWR) treatment so it repels water and dries fast to keep insulating Variable baffles map insulation to the body, providing warmth where it's needed and reduced bulk where it's not Pertex mini ripstop nylon is extremely abrasion-resistant fabric; DWR finish sheds light moisture Down-filled hood with rear adjustment lets you fine-tune the fit Shoulder seams are rolled forward to prevent chafing under pack straps Tightly quilted underarm gussets reduce bulk, improve range of motion and prevent jacket from hiking at the waist Elastic cuffs and drawcord hem help seal in warmth Zip hand and chest pockets are positioned to be compatible with a pack's hipbelt REI is Climate Neutral Certified; as we work to actively reduce our footprint, we measure annual carbon emissions and purchase an equivalent amount of verified carbon credits Contains materials that meet the bluesign® criteria