The ClimaFleece Base Layer Hoodie is designed to take intelligent designs, fabrics, and technologies to deliver the only base layer hoodie you'll need in your arsenal. A smooth, lightweight poly/spandex outer is great for layering when the temps drop, while the micro fleece lining offers enough warmth that you could wear it alone on warmer days. Along with the perfect weight and warmth, we've also paired an unprecedented triple threat of scent control technologies both adsorb odors AND prevent odor-causing bacteria to give you the best protection available. All these features and fabrics come together to deliver our smartest base layer design yet.