White Flute
From PokéHeroes Wiki
A White Flute doubles your breeding chances at the Daycare for 7 days.
How to obtain them
They can be found and bought at the Item Shop for 100 Nuggets 
for Normal Users or 90 Nuggets for Premium Users, respectively.
How to use it
It can be blown and activated from the Daycare page.
Other
- White Flutes are not tradeable.
