EUC Polo Sport Arctic Challenge knit wool ski sweater vintage

EUC heavy wool knit ski sweater - POLO SPORT brand (Ralph Lauren). Quarter zip - mock turtleneck style. Blue, black, off-white color block. Arctic Challenge patch on the left arm. Only worn a couple times. Been sitting in my closet for a while. No tears, rips, stains, etc. Size medium, see measurements below. Chest: 22” armpit to armpit Length: 25.5” (from collar/neck seam to bottom) Sleeve: 33” (from center back neck to tip of sleeve)