Our running phone armband is made of sweat-wicking, breathable ice silk fabric. It’s super elastic and holds your arm firmly without feeling too tight. This versatile running armband is also great for traveling or attending concerts and sporting events. Its easy-to-access zipper lets you easily insert your phone, keeping it comfortable and secure no matter what activity you’re doing, while keeping your phone in place. Mobile phones within 8 inches can be accommodated. Choose from a variety of sizes to fit most arm circumferences. Measuring 7.5 inches wide 8.3 or 9.4 or 10.6 or 11.8 inches circumference, this custom stretch ice silk phone armband for sports. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization: Logo printing available with multiple packaging and color options. Product Highlights: Portable, durable, practical for daily use.