Paco Rabanne Black XS Potion For Him Limited Edition Eau de Toilette 100ml. A tough guy with a tender heart, the Black XS man is free, extrovert and self-confident. Finally sharing his secret with this limited edition, his love potion is revealed and ready to be used. Black XS Potion for Him starts off with notes of juniper berry, followed by bitter absinthe, cashmere wood and labdanum, along with a few drops of rum in the background of the composition.