YourTRUSTEDbase layerREBUILTfor theMODERN ADVENTURE.Two-layer fabric engineering traps warm air between layersFabric Weight: 7.0ozFiber ContentOutside Layer: 70% Polyester/ 30%Merino WoolInside Layer: 100%ColdPruf Technical Fiber Polyester with SILVADUR Intelligent FreshnessCrew neckSet-in long sleevesDrop tail maintains coverageRib collar and cuffs help keep the cold outFlat seams to prevent chaffingTagless labelingAvailable in Talls and sizes up to 3XStyle #75ACare Instructions: Machinewash cold with like colors. Use only non-chlorine bleach when needed. Tumble dry low. Low iron, if needed.ColdPruf RegularFit-Neither loose or athletic fit, provides for a comfortable range of motionPerfect as a base layer or on its ownRated for Very Cold to Extreme Cold and Medium to High ActivityLayer Rating