The Roxy Women's Jetty 3-in-1 Snow Jacket gives you two great looks in one! The outer shell has a waterproofness/breathability rating of 10k/5k with critically taped seams to ensure you stay dry. The smaller inner jacket is made of teddy fleece for all day comfort. Mesh lined underarm vents shed excess heat and promote thermal regulation. The Roxy Women's Jetty 3-in-1 Snow Jacket is amazing no matter how you choose to wear it.