Description:Unlike traditional disposable water balloons, our water balloon is very elastic and reusable thanks to its silicone material. Moreover, it is quite soft so it will not hurt children during water fights.It is worthwhile to buy this water ball because it can automatically close after filling water and automatically open under pressure or collision to allow kids and families to enjoy the joy of water in the hot summer.It is constructed of silicone and magnet material.The major axis of the product is 9cm, and the minor axis is 6.8cm.It is suitable for swimming pool, kindergarden activities, and parent-child activities and so on.Item Name: Water BalloonMaterial: Silicone + MagnetFeatures: Recyclable, Reusable, Safe, Self-sealing, amusingSize Details:9cm x 6.8cm/3.54" x 2.68" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes:1 X Water Ballon