The Under Armour Storm Fleece Sweat Pants utilise UA Storm fabric technology, which offers a DWR finish to repel water without sacrificing breathability. The regular fit gives you an enhanced range of motion and breathable comfort no matter where your workout takes you. Inside, the pant has Armour Fleece fabrication features a brushed inner layer for extra warmth and a quick-drying, smooth outer layer. The Moisture Transport System helps wick sweat away from the body keeping you cool and dry.