Miguel A Amutio/Unsplash Have you seen runners and athletes wear bright, colorful bandanas around their heads, necks, or wrists? They are not just fashion accessories. These users prefer those bandanas for practical reasons, which we have summarized below for your easy understanding. Ideal for sweat management Athletes and professional runners sweat a lot, beyond doubt. What can be more annoying than that sweat getting into your eyes? Think of it from a practical angle. If sweat keeps getting into your eyes, it's not easy.