1.This sports armband work for Phone, Total pocket: roomy for you to hold your daily essentials when going out, such as phones, ID card, Credit Card, Passport, keys, small cosmetic 2. Environmentally Friendly Material, Its Light Weight, Collapsible And Stretchable, Breathable, Its Delicate Texture Helps Absorbing Sweat.Also The Sweat-Proof Lining Allow Your Skin To Breath And Keeps Your Cellphone Dry At All Times In All Activities.ADJUSTABLE and ANTI SLIP: These wraps work wonders, the Velcro fastening allows you to adjust them to suit your body shape 3. Lightweight and functional, The phone purse is great choice for you when you dont want to take a big , suitable for daily life at work, travel / vacation / trip, walking a dog, shopping, concert, cruise, jogging, camping, cycling, mountain climbing, concert, quick out and more. 4.[ Material] this armband easily bends, flexes, twists or folds without warping.The back of the sports armband is breathable which allows air to pass which reduces the heat on the arm. 5.[Elastic and Adjustable Arm Strap]The elastic band makes it more adaptable,adjustable elastic band suitable for most people.