Active days in the arena, at the barn, and running errands in between require apparel that can keep pace. This ultra-versatile base layer features a balanced weight, flattering seam construction, and recycled stretch jersey fabric that’s hand-crafted to move with you. Lowell 2.0 14 Zip Baselayer Product Features : AriatTEK® is designed for optimal comfort in any weather, with built-in performance features that adapt to changing conditionsMoisture Movement Technology™ helps wick moisture away from the skin to keep you dry and comfortableSun Protection Fabric™ helps block harmful UV rays, keeping you covered and comfortable during long days outdoors, Thumbholes help keep sleeves in place and retain warmth around the wrists, Sporty styling with flattering panelingMock collar, Contains materials that meet the bluesign® sustainability standards Women's Lowell 2.0 14 Zip Baselayer T-Shirt in Navy, Size: XL by Ariat