Balloons Size 5 (Metallic) Round inflate this round shape balloons with air or helium and create a stylish party decoration! Some balloons are used for decorative purposes or entertaining purposes, while others are used for practical purposes such as meteorology and medical treatment. We are accustomed to seeing balloons at parties, grand openings, and festivals, but their benefits extend beyond joyful celebrations to help children develop proficiency in many areas including eye tracking, cause and effect, concentration and gross motor skills.
