Compatible With Apple® 8-Pin And Micro USB Devices. 18 1/2" Lanyard With 7" Holder. Simply Plug The Cable Into A Powered USB Port And Then Into Your Device Or Smartphone. Holder Wraps Around The Corners Of Your Phone. Fits Most Smartphones. No Need To Remove Your Case, Silicone Will Stretch Over Most Phone Cases. Perfect For Carrying Identification, Room Key, Cash Or Credit Card. Silicone Material. Apple is a trademark of Apple Inc., registered in the U.S. and other countries.