Women's Heatwave™ Performance Base Layer Bottom Size:XS •Fits under helmet

•Fits under helmet

Keep your hands warm in extreme cold weather conditions with rechargeable battery packs for heated gloves

A band of Heatwave™ lining runs around the base of the beanie to amplify warmth in one of the most notorious heat loss regions of the body

The Dynamax™ neck tube attaches under the eyes with a pair of magnets

Women's Heatwave™ Performance Base Layer Bottom Size:XS •Fits under helmet#1 selling technology in glove liners, now available for your whole body Athletic Fit Engineered Body Map Heatwave For More Warmth & Rapid Wicking Anti Chafing Flatlock Seam Construction Smooth Contrast Waistband for 'Stay Put' Fit & Gusseted Undercarriage for Increased Mobility Reflective Hits on Legs 4 Way Stretch Moisture Control Breathable Heatwave with Integrated Spandex for Improved Stretch, Shape, and Maximum Comfort Ergonomically Placed Max