To make these butterflies first cut the bottom and top of the drink can so that you get a sheet of it. After that draw silhouettes of butterflies on its silver surface and cut the butterflies. Repeat the process to all the cans that you have. After that paint the butterflies with acrylic paint markers in the colors and patterns of your choice. Your butterflies are ready to decorate your house.
You can use them indoor and outdoor as well and they will look absolutly beautiful for the reason that they will have a metallic shine in them. Have fun!