I've made 30 fun and colourful foamy squidgy Nightowl brooches which can be clipped on to t-shirts, shirts, jumpers, ties, books and pictures. Each owl is roughly 4 x 7 cm and they are unique and one of a kind.
Here are the owl's before packaging:
Here's the owls with their paper toppers and red string:
Here are the owls packaged with their big buttons which you can use to attach the brooches to things or just use the button. There's also a small button hidden in the paper topper: