Loffler windstopper skull cap this loffler windstopper skull cap is a lightweight hat that will help keep you warm on those long winter runs and walks for sure stay safe and visible at all times with the added reflective detailing for your safety complete with loffler branding and a stretchy fit for a comfortable fit windstopper technology makes this hat windproof for a warmer feeling in windy conditions mens running skull cap loffler branding lightweight construction str