- Durable and Waterproof Material: This armband is crafted from high-quality waterproof material that bends, twists, and folds without losing its shape. The adjustable strap ensures a secure fit, preventing slipping or shrinking during your activities. Breathable back design allows for airflow, keeping your arm cool, while cushioning pads on both sides enhance comfort. - Enhanced Visibility: Stay safe during nighttime activities with the two highly reflective strips on the armband. These strips ensure that you remain visible to passing vehicles, providing an extra layer of safety when running or walking in low-light conditions. - Ample Storage Space: The double-layer, double-zipper sports bag offers generous space for your smartphone, ID, credit cards, cash, keys, headphones, and other essentials. Enjoy peace of mind knowing your belongings are secure and easily accessible, allowing you to focus on your workout without worry. - Universal Compatibility: Measuring 7.3 x 3.5 inches, this armband comfortably fits most mobile phones up to 6.7 inches, including popular models such as iPhone 14/13/12/11 Pro/Pro Max/Plus/Mini/SE, Samsung Galaxy series, and more. - Practical Use Scenarios: Ideal for jogging, cycling, or outdoor workouts, this armband keeps your phone within reach and allows for easy access to music and calls. Whether you are at the gym or on a nature trail, this accessory provides convenience and security for your devices. This armband combines functionality, comfort, and safety, making it an essential accessory for active individuals.