Whirlibird II Interchange Jacket - Youth Boys

3 jackets-in-one. He can wear the waterproof-breathable shell and inner insulated jacket separately or together for maximum warmth and protection with our exclusive Interchange System. The inner jacket is packed with 100g of synthetic insulation and includes a thermal-reflective liner to help regulate body heat. Featuring our Outgrown™ system to get him through those pesky growth spurts. The inner jacket is packed with 80g of synthetic insulation and includes a thermal reflective liner to help regulate body heat.  Featuring our exclusive Outgrown™ system to get him through those pesky growth spurts.