Option Use I second piece of same bottle, make a pincushion on one end ( glue gun a ribbon to cover the raw edge) and the zipper for a sewing kit! Two plastic bottles and a zipper, nice small gift holder.
Animales Goma Eva Más
Painting utensils with lace effect
Turn plastic bottles into leafy (feathery?) earrings - Or you could cut loads out and make a mobile out of them for the garden - Upcycle DIY Craft Ideas