Childproof water balloons: self-sealing water balloons made of high-quality soft silicone, latex-free, compatible with children's skin. Perfect summer game: colorful water balloons for fights, family activities, pool parties, etc. Quick fill and self-seal: fills in three seconds and closes automatically. Economical and environmentally friendly: reusable water balloons that will last at least 2 years. Quality service: customer service available 24 hours a day.