Large Capacity : The arm Bag with 2 separate plus size pockets provides large room for your cellphone as well as your keys, ID/credit cards, cash, earphone, iPod, Mp3, cable, watch, necklace, paper towel and other accessories. The zipper design allows to access to the armband pouch conveniently during doing excercise. You can listen to the music by connecting the earphone cable to the phone through the headphone cutouts Wide Applications : Multifunction armband for sports, excercise, running, gym, yoga, walking, fishing, climbing, riding, cycling, hiking, training, mountaineering,camping,travelling and daily leisure etc. Breathable & Moisture-Proof : The updated arm phone holder for running is made of high quality materials. The back and 2 pads are mesh material, which is soft, sweat absorbent, breathable and non slip. The inside is water resistance fabric, preventing the phone from being moist. But please don't soak the phone holder in water. The zipper area is not sealed, so it is not 100% water resistance. The outside fiber fabric is antiwear, scratchproof and durable