Nike Lean Arm Band yellow N0001266719OS Nike shoulder bag is a useful accessory that will work during running training . The model allows for comfortable use of the smartphone due to the transparent insert on the front. The construction of soft fabric does not cause abrasions. The velcro strap allows individual fit. Model compatible with most smartphone Reflective details.Technical data: material: 38% neoprene, 25% polyester, 13% nylon , 13% aluminum, 11% TPP· space for a phone with dimensions: 15 cm x 7.5 cm