I only have one set of four, but we got them in 2010 and still use them all the time. I always had one or two in use in my classroom for water when I taught, we use them as water cups for road trips, etc.
I can see how people who go often would amass quite a collection! If I was still teaching and had a bunch I could have come up with lots of uses for them. If you know a teacher (of young kids) who might want them....
I can see how people who go often would amass quite a collection! If I was still teaching and had a bunch I could have come up with lots of uses for them. If you know a teacher (of young kids) who might want them....