Engineered for a body-sculpting fit, our Essentials Training Long Sleeve Base layer offers solid support throughout every set. Built with sweat-wicking technology, the quick-drying fabric is designed to draw moisture away from the body, absorbing sweat to make your workout more comfortable. Back panels increase breathability and temperature regulation during your workout. Fabric: Main: 89% Polyester 11% Elastane Mesh: 93% Polyester 7% Elastane