The Women's Halogen Jacket from Montane is a mountain ready layer that is designed for fast paced, lightweight adventuring. Combining the tough PERTEX Microlight face fabric with a HYPERVENT lining results in exceptional breathability, with POLARTEC Alpha insulation to providing high loft insulation. A host of practical features work together to enhance practicality and versatility, ensuring the Halogen Alpha is fully compatible for intrepid exploration.