Tinsel Trash Tinsel is made from mixed metal and plastic, and cannot be placed in the recycling container. Remove From Christmas Trees Christmas trees cannot be recycled if they are decorated with tinsel. Stray tinsel can be dangerous if ingested by animals. Ways to Reuse Save Tinsel for Next Year Pack up and reuse the tinsel to decorate your home next year. You can also use it to make bows, wreaths and other home-crafted holiday decorations. Did You Know? It's a Source of Water Pollution Tinsel isn’t easy to remove completely from a Christmas tree. When trees are put out for recycling, wind and rain can sweep tinsel into storm drains. From there, it can be ingested by wildlife and cause harm.