NIKE Pro Combat Core Fitted Long Sleeve Shirt Nike Pro Combat Compression Top Long Sleeve Shirt Dri-FIT fabric to wick away sweat and help keep you dry and comfortable. Flat seams contour to the body to help reduce irritation and increase range of motion. Rib crew neck with interior taping for a comfortable fit. Fabric: Dri-FIT 84% polyester/16% spandex / Machine wash With a skin-tight fit made of breathable, sweat-wicking fabric, the Nike Pro Combat Core Compression Men's Shirt delivers a snug, streamlined feel under the uniform.