Corespun Corespun wraps Icebreaker´s superfine merino fiber around a high denier nylon core to create a durable fabric that retains Icebreaker’s signature natural softness against the skin, odor resistance and temperature regulating performance.
Corespun fabric for increased durability
Lycra content for elongation and mobility
Zipper chin guard and internal storm flap prevent friction
Offset shoulder seams prevent rubbing of the backpack