Royal Journey Men's Tights Base Layer Leggings, Best Running/Workout High Performance Fabric - Keeps you warm in cold temperatures, & keeps you cool in hotter temperatures Proven Compression Technology - Promotes faster muscle recovery & blood circulation, & minimizes injury 4-Way Stretch Technology - Excellent, snug fit & retains shape even after multiple washes Anti Odor & Anti Itch Material - Keeps you dry & comfortable even with longer use Flat Lock Seams Stitching - Allows flexible mobility without chafing or skin irritation