These bright test tubes show the kink pride flags. The enamel pin badges have a smooth epoxy resin finish and two metal clasp fastenings. They are 30-40mm depending on desgn. 
 
All profit is donated to the Albert Kennedy Trust which helps young LGBTQ+ people living with homelessness or in hostile environments.
 
There are also test tubes available for Pride, Gender/Sex, Asexual and Poly