Clean the plastic bottle thoroughly and remove the label.
Glue jute rope around the neck or base for a rustic look, similar to techniques used in this bottle art design video. BOTTLE
Apply a base coat of acrylic paint (white works well to make subsequent colors stand out). Clean the plastic bottle thoroughly and remove the label
Use two bottles and sand to make a functioning hourglass for an antique showpiece. paint designs like flowers
Once the base coat is dry, paint designs like flowers, patterns, or a solid color.
Use scissors or a utility knife to carefully cut the top section of the bottle off, creating an opening for flowers, as shown in this YouTube plastic bottle flower vase tutorial .
For theatrical needs, use SMASH plastic resin to create a fragile prop.