Add an extra layer of insulation on those chilly days with the Boys' Under Armour HeatGear Armour Leggings. Featuring a 4-way stretch construction, you can feel confident that you will be able to move freely. Plus, this material wicks away sweat and the anti-odor technology prevents the growth of odor so you stay clean. Whether you are going for a run or playing football in the rain, having a pair of HeatGear Leggings is essential.