They are good for party wedding.It is beautiful and unique effects, which is the best festival decor.The balloon can float when filled. You can use the straws to suck out.Wonderful decoration, you can stick cute balloons on the wall, window or door, you can let balloons suspend in the air, you can even place them on the bed, floor or table, provide your party or home a nice displaySpecification:Material: aluminum foilSize: 36 inchDesign: Whale DesignQuantity: 2 piecesWarm tips1. Remember to put the star balloons indoors, or else it will be taken away by the wind.2. Do not inflate too much to cause the balloon to break, affecting the use.3. The inflation of the aluminum film balloon is generally about 90 percent, which is suitable.4. Variability of 1-3mm is possible due to the measurement process.5.