Additional accessory to the APR - UAS PILOT pilot pin.
 Set consisting of 4 spare butterflies to be applied on the back of the brooch (2 butterflies) to attach it to the jacket.
  
 NOTE: This KIT is not indispensable to buy together with the brooch (as 2 butterflies are already included in the package)   but must be considered as a "spare kit" if you lost one or both of the butterflies supplied as standard with the brooch.