Helium filled balloons tied to weights in pool. If you want to create the illusion of floating balloons use fishing line which is virtually invisible. (IDEA- Could also ADD some glow sticks so that the balloons GLOW over the Pool at NIGHT!
This Banzai Inflatable Jellyfish Pool Light illuminates your pool with LED light. Each jellyfish casts a soft, long-lasting glow that shines through the colorful body and onto its tentacles. On& switch. x ove