Here's an interesting idea; Biker Ids in form of a bracelet. The bracelets are in male and female form, with different colors.
Each bracelet will be engraved with your name and vitals, like phone number, blood group, allergies, etc.
This way, when you take a spill, and can't talk, your important information is on your wrist; Putting them on your helmet is always ignored by medics, but bracelets aren't.
You've got 6 lines of information.
Price: US$ 19.00
Click here to see more and order (Thanks CJ)