The Pulse Collection is made with our signature Nylon / Elastane blend; a high-performance material that offers incredible breathability and the right amount of compression. The fabric is slick and soft, yet extremely performant and supportive. At its core, Pulse is the electric current that brings the much needed spark back into your day and with its ability to evaporate moisture quickly, it will always keep you looking and feeling your best. Size XL This item runs true to Alphalete’s sizing