Women's pants COLUMBIA Back Beauty Passo Alto Heat. Lined with Columbia proprietary thermal reflective technology to keep you toasty and comfortable, whilst a high quality repellence treatment means the rain will never again bother you. Zippered pockets keep your phone and keys safe and dry, making these the perfect pair for running, hiking, and any winter sports.- Omni-Heat Thermal Reflective lining- Repellency treatment Omni-Shield- Leg hem cinches- Omni-Heat™ Reflective Max Softshell Material: 93% polyester, 7% elastane