Going RETRO!
Paying homage to the style on the original horn button, here's DATSMO retro version A & B
A - is the circle design from the horn button...classy and clean
2" silver vinyl cut
 
B- is without the circle ...also classy and clean
4"x7/16" silver vinyl cut
 
$3 for one or  $5 for two  
select option C or D for the discount!