Billie Eilish posted a picture on instagram wearing a GG Star Cotton Jacquard Bomber Jacket ($2,200.00), GG Star Jacquard Shorts ($1,400.00) and Purple Crystal Flashtrek Sneakers ($1,590.00) all by Gucci, 3.0 BASKETBALL BAG – Kuangmi Gucci [Swish Series] ($336.84) and Prive Riveaux The Candy Sunglasses ($29.95).