We designed this anti-stink, long-sleeve layer with running (and sweating) in mind. Silverescent® technology, powered by X-STATIC®, inhibits the growth of odour-causing bacteria on this garment. anti-stink. Designed for: Run No chafe: Seamless construction in the body minimizes chafing. Ventilation: Engineered Mesh is placed in high-sweat areas. Thumbholes: Help keep your sleeves in place and hands warm. Fit : Body Skimming, hip length Size 6. Excellent condition.