10PCS Colorful Ball Water Swell Growing Toy Kid Gift Expansion Toys<br /><br /><br /><br /><br /><br />Description:<br /><br /> <br />  Material: Plastic <br /> <br />  Color: Random<br />  Quantity: 10 bag<br /> <br />  Weight: 30g<br /> <br />   Size : 2-3mm(&amp;plusmn;1mm)<br /> <br />  Recommended Age: 3+<br />   <br /> <br />  Put them into the water for soaking about 24 hours. They will slowly become larger probably three to five times its original size after the big bubble.<br /><br /><br />  <br /><br /> Package Included:<br /> 10 X Ball