These aren't considered to be as big a choking hazard, especially since they don't break into smaller pieces as easy as latex balloons. (verywellfamily.com)
To be safe, never allow young children to play with latex balloons. (nationwidechildrens.org)
They may even react to a small amount of latex in the air, such as being in a room near latex balloons or gloves. (aafa.org)