Built for cold-weather adventures, the Obermeyer Transport Tech baselayer works equally well as a mid layer. The mock-neck 1/4-zip design pairs stretchy performance fabric with smooth flat seams for next-to-skin comfort, while reflective trim boosts visibility. Color: Brakelight (red) Size: Large ? Big Kids (14?16) Fabric: 88% polyester / 12% elastane for flexible, active fit Mock neck with 1/4-zip for easy venting Flat-seam construction to reduce chafe; non-clinging feel Long sleeves; straight hem; reflective trim for visibility Great for skiing, snowboarding, or any cold-weather layering.