This elegant clear yellow bubble round balloon is a beautiful decoration and perfect for weddings, baby showers, anniversaries, summer garden parties, easter celebrations and christenings. This transparent globe balloon has a very subtle yellow tint to it and can be combined with other balloons to create impressive displays at larger events or used alone and personalised with tassels or filled with confetti, feathers, small balloons or foliage.these bubble balloons are made of poly plastic and include a self sealing valve. These balloons are pre stretched and easy to inflate to approximately 46cm 18 using a latex regulator.suitable for inflation with helium. To inflate your balloons, you will need to purchase a helium cylinder for 30 balloons or helium cylinder for 50 balloons. Many florists also offer an inflation service for a small fee.