Nike Sportswear Tech Pack Men's Long-Sleeve Top White Sizes XL or XXL The Nike Sportswear Tech Pack Long-Sleeve Top has you covered whether you're in the sun or the shade. Made with knit fabric, it provides ventilation where you need it and insulation everywhere else. This product is made with 100% sustainable materials, using a blend of both recycled polyester and organic cotton fibers. The blend is at least 10% recycled fibers or at least 10% organic cotton fibers. A variety of knit patterns help to release heat and moisture in key areas. Stretchy knit details at the cuff and collar provide a comfortable, easy-to-layer feel. Standard fit for a relaxed, easy feel 58% cotton/40% polyester/1% elastane/1% nylon Machine wash Imported Shown: Summit White Style: DN3617-121