Little Boob Gang

Ja`Leia😍🌍
Okay I Am 14 And I've Already Started My Period But My Boobs Haven't  Fininshed Growing Yet,Like My Two Friends Theyre Twins And They're 13 And I've Notice There Boobs Are Bigger Than Mine. Mine Are Like The Size Of A Small/Medium Grapfruit. Why Haven't They Grown Yet