These black safety eyes from Rico Design are an ideal choice for creating realistic and safe stuffed animals and other creative projects. They're available in a variety of sizes and are easy to apply. These safety eyes are designed to be securely attached, preventing small parts from being swallowed. Each package includes two eyes and two backings, making them perfect for adding the finishing touch to stuffed animals, amigurumi or dolls.

See here for Rico Design Colour Safety Eyes, with a variety of colourful discs that are inserted into the safety eye before attaching.