Black Universal Armrest for Fitness, Running, Sports Armrest Cover Suitable for All Phones 4.3 inches - BlackSuitable for 4.3-inch phones, universal sports running armband suitable for 4.3-inch fitness bag phone caseFeatures:100% brand new and high-quality. Quantity: 1 set of perfect dress up kit suitable for 4.3 inches, easy to exercise and enjoy music with the ultimate fitness partner. It is very lightweight and durable, making it easy to use outside. The lightweight sports armband protective cover ensures 4.3 inches of safety and protection. The sports appearance and safety are excellent, providing complete protection for your device to prevent it from falling off. The transparent protective surface allows you to watch the screen and enjoy music while exercisingMaterial: Neoprene rubber,4.3 inch adjustable armband, suitable for arm circumference: 11.02-13.78 inches, l