Jogging gym running armband phone case holder bag dual pockets:features dual pockets for secure storage of your phone, cash, keys, and more. adjustable buckle:the adjustable buckle ensures a comfortable fit for all arm sizes. universal compatibility:designed to fit phones up to 6.5 inches, this armband is compatible with various models. lightweight design:the lightweight armband is durable yet comfortable, making it ideal for extended use. universal 6.5'' running sport armband bag waterproof arm bag mobile phone bag case fitness gym arm band for iphone samsung huawei.