Billed as effortless cool, the new Nike Tech Pack Summer 2015 Collection definitely hits the mark as it blends sport and style. Using classic sport silhouettes as a base, the Swoosh team then proceeded to revamp and innovate on the everyday essentials with the end goal of making sure athletes had nothing standing in their way as they went about their training, even Mother Nature. With every phase of summer weather in mind, the Nike Tech Pack Summer 2015 Collection includes pieces ready for cool mornings, humid afternoons, and chilly evenings, always with an emphasis on lightweight feel and high breathability. The pieces, which include both the Hyperfuse Windrunner and Hyperfuse Vest for both men and women, also feature rip stop nylon, all-over flocking, and laser-perforated sweat zones as well as a range of simple colorways or bold patterns. Continue after the jump to see some of Nike's biggest stars use the new Hyperfuse Collection to make the summer weather not only bearable, but conquerable. All pieces are available now.