Who made Hillary Duff’s gray pants, black handbag, pink key chain and handbag that she wore on December 15, 2011?

Pants – Lamb & Flag

Purse – Balenciaga

Key Chain – Alexander McQueen

Same key chain in black

Alexander McQueen at ShopStyle
Havaianas at ShopStyle

Similar style handbag in black

Balenciaga at ShopStyle