Tames your pants cuff plus it glows and blinks. Or strap it to your arm for extra visibility in the line of sight of motorists, pedestrians, and other cyclists. The back is rubberized to hold it in place where you want it.
An extension strap is available to fit the BRT strap around your waist, or around the neck of a big dog.
Biologic Bike Mount for iPhone Bracket
Biologic Bike Mount for iPhone 4
Biologic CycleTunes Speakers