Made with Compression-Molded Perforations for Breathability, the Nike Sport Band is Durable and Strong, yet Surprisingly Soft. It Features Colorful Flakes that Create a Randomized Pattern, Making Each Band Completely Unique. The Smooth, Dense Material Drapes Elegantly Across Your Wrist and Feels Comfortable Next to Your Skin. A New Aluminum Pin-and-Tuck Closure Gives the Pin a Fresh Matte Finish. This Band Contains at Least 32% Recycled Fluoroelastomer, with Each Flake Containing at Least 66% Recycled Fluoroelastomer