Seamless Anti-odor seamless fabric that stretches in four directions and wicks sweat. Four-way stretch Wicks sweat Features Designed for : Running Silverescent® Technology : Powered by X-STATIC®, inhibits the growth of odor-causing bacteria on the garment. Chafe-Free : Seamless body construction minimizes chafing. Thumbholes : Help keep sleeves in place and hands warm. Fit : Body-hugging, hip-length