Arc'teryx Thorium AR Jacket

The Arc'teryx Thorium AR Jacket is a durable and versatile insulated jacket that uses 750-fill European goose down around your core and 80 or 140 gram Coreloft™ synthetic insulation in areas prone to accumulating moisture. Its athletic length and 100% nylon Colibri™ fabric make it the complete package for long days and big exertions. This is a super warm insulation piece that will continue to do its job even when you're sweating up a storm.