Go From 5K To Your First Marathon In Our Sleek, Versatile New Run Belt. Made From A Lightweight Fabric That S Sweat-Wicking And Quick-Dry. Space To Store Your Water Bottle And All Your Running Essentials. Features Front Pocket With Key Clasp, A Back Lip Pocket And Elastic Gel Holders. Reflective Branding And Details. . Main 80% Nylon, 20% Elastane. Lining 88% Nylon, 12% Elastane.