Universal Elastic Armband / Extender for slot phone cases. This handy strap is compatible with a wide range of silicone, nylon and fabric armband cases for iPod Touch, iPod Nano, iPhone 5, iPhone 6/6S 7 and 8. It also covers all of the Samsung Galaxy Series, LG, HTC and Pixel and many more. Remember the elastic band can expand up to 17 inches. To support a wide range of activity in various levels of intensity in the gym and on the trail, this strap also features an fastener measuring 1.75 inches for a more secure attachment. Dimensions are 11'' x 2" x 3mm .