Premium Quality: The balloons are made of natural rubber latex, 100% non-toxic, biodegradable. They are thick, strong and durable. The balloons are not easy to tear and can last for a long time. Shelf life with air filling: 1 week or more weeks, with helium refill: about 4-5 hours, depending on outside temperature - Do not refill helium the night before What you get: The balloon set contains beautiful 3 types of different balloons, 50 pieces in total: 10 confetti gold 20 metallic gold 20 12 inch black latex balloons. Our balloons are vibrant and beautiful with extremely shiny and unique colors to make your party unforgettable. Easy to Inflate: The black and gold latex balloons are easily filled with air or helium. The maximum size after inflation is 30 cm. After inflating, rub the confetti balloons on non-woven fabric, dry towel or hair, then shake to make the confetti stick inside. The stuffed confetti makes a special impression if you pop the balloons at the end of the party. Party balloon decoration: the black gold balloons are the perfect addition for children's-boys' parties. Suitable for different occasions such as birthday, baby shower, christening, wedding, anniversary, bachelorette party or any party. Perfect as a photo background, golden black balloons make the party more attractive