Show off your Bisexual pride with a pin, magnet, keychain, or shoelace accessory! These are 1.25 inch (32mm) The bisexual pride flag was designed by a team led by LGBT activist Michael Page in 1998. The colors of the bisexual flag were referenced from an existing bisexual symbol, the biangles (bisexuality triangles), which was created by Liz Nania, for the Boston Bi Woman's Community in the 1980s.