Rated 3.0 out of 5.0 by Meloyellow Not leak proof
The cups are pretty small but good for kids. Even with the lid secured the cups are not spill proof - a little bit leaks out. No biggie but just be aware.
March 29, 2016
Rated 5.0 out of 5.0 by Mose Perfect size!
Perfect size for little hands and best of all.....leak-proof!
April 9, 2015