The built-in hidden pocket on the back can store credit cards ID cards receipts etc. The Sweatproof armband comes with a closed cap to effectively prevent sweat from entering your phone and card[Anti-Drop Buckle] - GUZACK phone armband for running is equipped with an anti-trip buckle which will not fall off during exercise to protect the safety of the cellphone. Reflective strips surround the screen to enhance visibility at night it is specially designed for night running enthusiasts. It is very suitable for most outdoor sports activities such as jogging running biking climbing hiking gym etc[Adjustable for Small-Big Arms] -
Unisex: Suitable for arm circumferences of 10 inches to 16 inches (26-40 cm). The upgraded design of the running armband can easily fold the armband to perfectly fit the small but strong arm. With Adjustable Velcro it can be moved to different positions to meet different arm sizes.
Reminder: If you have strong arms please remove the extra velcro to avoid rubbing your skin[Sensitive Touch ] - The clear TPU screen supports multiple unlocking options such as password unlocking gesture unlocking face ID etc. Easily accessing the touch screen function of your phone without removing the phone you can enjoy playing the apps. The running armband is made of Lycra fabric which is waterproof sweatproof washable soft and light skin-friendly and breathable and will not scratch the skin


