Armpocket Ultra i-35 armband for iPhone X/8/7/6s/6, Galaxy S8/S7S/6, S7/6 edge or Google Pixel 2/1 with slim cases or other phones up to 6.0" Memory foam padding, for guaranteed-comfort. The memory foam construction allows the armband to mold to the shape of your arm; the foam expands as it warms to secure the device in place Weather proof and sweat proof with patented slip-proof design Interior storage compartments for ID, keys and more Strategically placed audio access ports Constructed of durable, sustainable Eco-friendly materials that will outlast the life of most phones and devices Galaxy S6, S7 (with no case or thin case) Galaxy S6 Active, S6 edge, S7 Active(with no case or thin case) Google Pixel, Pixel 2 (with no case or thin case) HTC One M9 (with no case or thin case) iPhone 6, 6s, 7, 8 (with no case or thin case) LG G5, G6 (with no case or thin case) Microsoft Lumia 650 (with no case or thin case)