Federal regulators have taken action against certain children's squishy toys. The toys contain water beads that pose a hazard if swallowed, as they can expand. This has led to the recall or flagging of over 15,000 of these toys.

The water beads inside the toys are the cause for concern, due to their ability to expand when ingested. For more information on the recall, further details are available from the source. The recall affects a significant number of toys, with more than 15,000 units impacted.

Details on the specific toys and the recall process can be found through the source.