Lululemon Metal Vent Tech Short Sleeve Red/Brown Color Size Small Excellent Condition Smoke Free Home Seamless construction, anti-stink technology, and strategic venting make this short-sleeved shirt training-session ready.Lightweight fabric is sweat-wicking and four-way stretch features Designed for: Training Silverescent® technology: Powered by X-STATIC®, it inhibits the growth of odor-causing bacteria on the garment Ventilation: Mesh construction for breathability