Lululemon Metal Vent Tech 1/2 Zip Deep Coal Color: Deep Coal/Black like a dark gray Style Number: M3AQCS Men’s size XL Approximate Measurements Laid Flat; length:30.5” chest:21.5” 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