adidas Running Belt unisexIt’s all about balance. This adidas running belt is roomy enough for your phone, keys and gels but sleek enough to lie flat without moving and chaffing. It’s made of airy mesh with an adjustable fit for breathable comfort. When you need energy right away? The zip closure gets you to that gel at mile 20. No hassle. This product is made with Primegreen, a series of high-performance recycled materials.