Lululemon Metal Vent Tech 1/2 Zip Slate / White Release Date: 2/2018 Style Number: M3AQCS Original Price: $98 Material: Mesh, Silverescent, Seamless Size L Seamless construction, anti-stink technology, and strategic venting make this long-sleeve half zip 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 odour-causing bacteria on the garment Ventilation: Mesh construction for breathability Shine-bright : Reflective detail helps keep you on the radar in low light