Gather a clear plastic bottle with a tight lid
Choose a filler such as water, clear glue, oil, or hair gel
Add small items like glitter, beads, sequins, buttons, or pom-poms
Pour the filler into the bottle
Add the chosen sensory items
Leave a little space at the top
Seal the lid tightly with glue or tape
Shake the bottle to mix the contents
Check for leaks
Customize with different colors, textures, and objects