Spyder Men's Skeleton Base Layer Pants, Color Options Los Angeles Rams The lightweight double sided mélange fabric K 0L3KM_56_LSU_XXL The lightweight double sided mélange fabric comes different options and is brushed inside for comfort The suede leather combined with leather wrapped elastic creates the most sophisticated silhouette when paired with your favorite outfits The Skeleton Long Pants have a seamless design to compress core muscle groups to maximize blood flow and reduce fatigue so stay warm and protected with the help of these long underwear pants X Static was also designed with thermodynamic properties to help regulate body temperature