Easy to fit just slide them over your bike brake/gear cable and Bingo...
No more annoying noises or rattles and scratches on your nice shiny frame!

Details:

String on to the brake cable line.

Protects your bike frame.
Fits over gear inner cable to protect against the frame
Donuts slide on inner brake or inner derailleur cables to protect your frame from scratches and stop noises and rattles.
Material: high-grade silicone
Color: Clear(same as the photo)

Please note they come supplied in blocks of 3 (as picture), you can keep as 3 or just split them apart for 3 single donuts...