The Sport Loop for Apple Watch uses a hook-and-loop fastening mechanism to enable ease of application and a comfortable fit. It is lightweight, soft and breathable making it the perfect fit for those wanting a sporting companion or a comfortable fashion statement to wear on the daily. The Sport Loop for Apple Watch is superior in its durability and quality. The intricately double-layered nylon weave features dense loops that provide cushioning on the wrist while allowing moisture to escape during your daily activities.