Milk Bottle & Milk Carton Design Series Pom Pom Purin Milk Carton ver. The parts separate when you remove the ball chain. You can take out Purin and replace it with small acrylic stands, etc. Purin often ends up upside down, so you need to flip him back up from time to time. A sticker is attached because it was purchased at Aeon. Instant purchase available. Pom Pom Purin Sanrio Acrylic Charm Title... Sanrio Item/Type... Keyholder