Hot-glue them to a foam wreath form and decorate with a Christmas ribbon ... decorate it as you see fit. Use twine and a hole puncher to turn it into a simple yet sophisticated ornament.
It's easy to go overboard at ... Try to use twine and ribbon made of 100% natural fibre, such as cotton. If you use non-biodegradable materials such as nylon, carefully detach them from the wreath ...