Mac In a Sac Origin 2 Womens Jacket TD_MIAS-ORI2_W Origin II is our core product. Developed to protect you in all weather, regulate your temperature and be adjustable for all conditions. Lightweight, packable and easily stored, you’ll be prepared for variable weather and ready for a challenge. With a solid, functional look designed for the outdoors you’ll feel ready and energised for your adventure - whatever the weather.