The Simpsons Treehouse of Horror Kang & Kodos Enamel Pin 2-Pack – Glow-in-the-Dark Exclusive Edition 3" Mini Figure 2-Pack Combo. 

Featured for just a limited time. Get some major savings when you pick up this limited bundle 

The newest entry in Kidrobot x The Simpsons Treehouse of Horror features everyone’s favorite Rigellians as enamel pins that glow in the dark. The Simpsons Treehouse of Horror Kang & Kodos Enamel
Pin 2-Pack Glow-in-the-Dark Edition can only be found at Kidrobot.com and IamRetro.com, while supplies last.

These deluxe 2.5-inch enamel pins have adjustable arms and fasten securely to jackets, bags, and more. Limited edition of 1,000 pieces worldwide.