Wallets & Money Clips features:Made of premium material, this arm wrist bag is durable and practical for long lasting use,very suitable for sports and a variety of outdoor activities. Convenient place your cellphone, earphone, cable, charger, keys, ID cards, wallet, and other accessories. FeaturesMaterial: FabricsSize: About 17.00X8.70X1.00cm/6.68X3.42X0.39inAdopting material, which is lightweight and durableSuit for running, biking, jogging, lifting, walking, and doing other exercises useThe elasticity of the pocket of the mobile phone can be stretched to 12cmThere is an outlet of earphone cable, which is convenient for running and listening to musicButton design for easy taking out of mobile phone.