Hello,

There are 4 rounds of ICO selling

1 12/2 - 26/2 45% BONUS
2 26/2 - 12/3 35% BONUS
3 12/3 - 26/3 25% BONUS
4 26/3 - 09/4 15% BONUS

Also u can check more information about the Project in they wetsite  at https://sphere.social/

if u have any others question feel free to ask me!