Cold days on the mountain call for versatile layers like the Women's Opside Light Insulated Jacket. You can layer it under a shell to hold in the heat on the mountain or wear it solo. No matter how you enjoy cool weather breathable synthetic insulation offers warmth without bulk and helps regulate your temperature as you warm up. Stretch fabric and preshaped sleeves support natural movement.Regular FitCut for a classic fit with room for comfort. Allows for freedom of movement and some layering.Freedom of MovementFabric with just the right amount of stretch for easy movementLightweight Breathable and Recycled WarmthBreathable PrimaLoft(R) Black insulation keeps you warm even in wet conditions and features 100% post-consumer recycled insulation made from plastic bottles. GRS Certified (Global Recycled Standard)PFC-Free Water-RepellencyIncludes a Durable Water-Repellent (DWR) coating that sheds light snow and rain without the use of toxic fluorocarbon-based chemicals.