ECEEN sports bag runner bag carry-on bag Perfectly for outdoor activities, such as camping, boating, fishing, swimming, tubing, kiteboarding, and any other water sport With an adjustable arm band, perfect for outdoor activities, Adjustable Velcro lets you adjust your arm band for maximum comfort. Durable and lightweight arm band will keep your cellphone safe and Protected, Compatible with Apple iphone 6 4.7 inch ,Iphone 6 plus 5.5 inch, iphone 5s,Samsung Note 4,Note 3,Note Edge ,S5 ,S4 ,Nokia Lumia ,LG and other 5.5 inch smartphones. Double pochets design . One bag is for cellphone,the other pouch is for key and other personal small staffs Material: Neoprene + PU