15 Pieces of high Quality Metallic Helium Filled Balloons Size: 30 cm in diameter when inflated Material: Made from 100% biodegradable latex for an eco-friendly option Floating Time: 6 to 8 hours Transform any space into a festive setting by using these balloons as part of your event décor. Whether youre celebrating a birthday, wedding, graduation balloons or special occasion, they make a stunning addition to balloon bouquets, arches, or centerpieces. Note: To ensure long-lasting use, keep the balloons away from sharp objects and avoid exposing them to extreme heat.