When your boy's out with his friends he'll be the lead dog with the dynamic alpine inspired design of the Obermeyer Endeavor jacket. HydroBlock Sport 10,000mm waterproof/breathable technology and premium hydrophobic 220 gram insulation work together to protect him all day long. The original 'I-Grow' Extended Wear System has built-in technology to increase sleeve length by 1 1/2 inches. Design features include removable hood, reflective trims, integrated clips to retain mittens and gloves, adjustable powder skirt, and working compass. Fit: Regular Weatherproof/Breathable: 10K/10K FABRIC: HydroBlock Sport 100% Polyester Strong Weave INSULATION: 220gm Body, 180gm Sleeve, 80gm Hood "I-Grow" Extended Wear System Hood - removable, with stretch inner layer and ear warmers Powder skirt - integrated, water-resistant, adjustable Integrated clips to retain mittens/gloves Interior stretch pass and "goodie" pocket Interior windguard with fleece chin protector Working compass Reflective trim