Part 973pb3026c01 : Torso Biker Vest with Dark Pink / Medium Azure Ninjago Characters, Sons of Garmadon Logo and Ninjago 'SOG' on Back Pattern / Yellow Arms / Black Hands [Minifigure, Body:Minifigure,
Ninjago SOG update: Nya, Jay, and Cole : r/Ninjago
Lego custom Ninjago S.O.G. alterations by ATB1996 on DeviantArt