Ribbon dispenser from 2 plastic soda bottles. Put a disk of cardboard cut from cereal boxes in between each ribbon roll. Thread ribbon rolls on a dowel. The rubber bands hold the bottle together and also holds down the ribbons
Como fazer acabamento boleado na garrafa pet passo a passo (This video is in a foreign Launage, but shows you how to make the cut edge of a plastic bottle curl to the inside making the top nice and smooth).