ColdPruf Mens Single Layer Jersey Pant Brushed inside Size:XL Features• Medium weight Merino wool blend 48321 Features• Medium weight Merino wool blend for warmth and moisture management• Over the calf (OTC) height for full coverage and boot compatibility• Arch and ankle compression zones for reduced foot and leg fatigue• Cushioned footbed for comfort and shock absorption• Nylon reinforcement in high wear areas for added durability• Seamless toe construction to prevent chafing• Y gore heel for secure fit and anti slip performance• Naturally antimicrobial to resist odor buildup• Designed for cool to cold conditions Cush graphene infused interior provides thermal conductive properties for more warmth while also reducing water retention Single Layer Jersey Knit Silk Weight 5 oz