More Miles, More Sets, No Sweat A Better Way to Work Out The stylish, yet functional Ease Fit armband lets you concentrate on your workout, not your device. The adjustable closure provides superior fit and comfort while the clear window gives you full access to all your controls. Slim Design & Sweat Protection The lightweight, breathable material is water-resistant and hand-washable. It fits snug against your arm to give you full protection against moisture without adding extra bulk.