The item is a practical arm bag, which is mainly made of durable and . It is a perfect companion to hold and keep your phone and dry while you are doing various kinds of exercises, such as running, biking, sport, walking, etc. Features -Material: Polyester. -Size : About 18.00X12.00X1.00cm/7.07X4.72X0.39inch. Perimeter: 24cm/9.45inch, Length: 18cm/7.09inch, Arm Width: -26cm/9.45-10.24inch. -Size L: About 18.50X12.50X1.00cm/7.27X4.91X0.39inch. Perimeter: 27cm/10.63inch, Length: 18cm/7.09inch, Arm Width: 27-29cm/10.64-11.42inch. -Size XL: About 19.00X13.00X1.00cm/7.47X5.11X0.39inch; Perimeter: 30cm/11.81inch, Length: 18cm/7.09inch, Arm Width: 30-37cm/11.81-14.57inch. -In adoption of , it is sturdy and durable for long-term use, thus you can use it confidently. -With the armband bag, your sports life will be easier, bringing more convenience to you. -Never have to worry about having to carry your phone in your pocket or losing them on a run or at the gym. -Suit for running, biking, jogging, lifting, walking, and doing other outdoor or indoor exercises use. -Excellent workmanship and fine details ensure its popularity and durability. Package list: 1 x sports arm bag