They're are already in your hands, why not teach then some new tricks? Sapphire is the revolutionary way to control your music, wirelessly, without ever taking your hands of the handles.
You can event use Sapphire to turn on Siri™ and Google Now™.
Sapphire is the missing piece of mobility for crutch-users who like to listen to music. The idea? Put a Bluetooth remote control in handle of your crutches so you control your music without having to let go. The result? Pure awesome. You can learn more about Sapphire at http://SapphirePowered.com.