Lululemon Metal Vent Tech Long Sleeve Amalfi Blue Color: Amalfi Blue/Black Style Number: M3AXMS Men’s size XL Approximate Measurements Laid Flat; length:29” back length:30” chest:22.5” Rare Seamless construction and strategic venting make this anti-stink long-sleeve 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 odour-causing bacteria on the garment Ventilation: Mesh construction for breathability No chafe: Seamless construction in the body minimizes chafing