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