Phenas Sports Armband, Multifunctional Double Pockets Workout Arm Bag for iPhone 6 Plus 6s 5s, Samsung Galaxy, Nexus, Xperia, Best for Workouts Running Cycling Product size: 6.7 x 3.1 x 0.7 in / 17 x 8 x 1.8 cm, Adjustable soft elastic strap that fit for upper-arm from 7 to 12 inches, 2 inches width straps ease the pressure on your Arm. Materials: High quality Nylon Dobby fabric on front and Neoprene on back side. It is soft and comfortable even when you are sweating. Portable sports armband, have two zipper pockets-key phone card holder. Convenient to place your Cellphone, Camera, Earphone, Cable, Charger, MP3, MP4, Ipod, Keys, ID cards and other accessories. Can be use: running, cycling, trekking and so on. Waterproof, durable to use and comfy to wear, perfect for sports and outdoor activities. Warranty period: 6 months from the date of purchase. If you have any issue with the product, please contact us first before leaving feedback/review. We will try our best to fix the issue to make your full satisfaction