In the United States, you can find various types of "surprise eggs" in major retail stores and online, though the iconic European Kinder Surprise Go to product viewer dialog for this item.
You can find legal, US-compliant surprise eggs at the following retailers: Kinder Joy where can i buy surprise eggs in the us
remains illegal to sell or import due to food safety regulations. Where to Buy Legal Surprise Eggs In the United States, you can find various