1.Light WeightThis has poets and .Pa your essities in this , such as phones, Credit Card, ID card, Passport, keys, makeup mirror and more.2.Headphone Hole DesignThe prum phone and charger cutouts allow convenient access to the phone, that way you can free your hands and enjoy your music while sporting.3.Fabric Light Weight, collapsible and stretchable, Breathable, Its Delie Texture Helps Absorbing Sweat.Also adjustable width lets them fit your body shape.4. MaterialWashable functions and sweatpoof, providing soft and lightweight wearing experience. Keeps your cellphone dry at all times in all activities. This running arm band for to flex, twist, bend and fold without warping during activities.5. ActivitesThe workout phone holder is for gym, extreme exercise, yoga, fitness,walking or outdoor activities such as running, cycling, hiking, fishing, training,mountaineering, daily leisure, etc.