AmazonBasics Running Armband for iPhone 6, iPhone 6s, and Samsung Galaxy S6 Sport armband for iPhone 6, iPhone 6s, and Samsung Galaxy S6 Fully adjustable Velcro strap with extension to ensure a secure fit during activities Full touch-screen navigational control; handy key holder Made of neoprene for long lasting use Machine washable; Recommended to use with a case Note: the armband comes with extension piece already attached; extension piece can be removed for a tighter fit