Big Mango Fashion Two Compartments Zipper Bag Gym Running Sport Workout Nylon Armband Compatible with Samsung Galaxy S3 i9300,S4 i9500,Other Cellphones less than 5 Inches ,Moeny,Key and Walkman -Yellow Material:Nyon + Cotton Compatible with Samsung Galaxy S3 SIII i9300 ,Galaxy S4 Durable and lightweight arm band will keep your Samsung S3,S4 safe and Protected Adjustable Velcro lets you adjust your arm band for maximum comfort. One bag is for cellphone,the other pouch is for key and other personal small staffs.Inserting and removing your device is easy and can be done in seconds.