Does anyone have experience with these sensory balls?

[Mopey]

http://www.yoyo.com/p/edushape-sensory-balls-set-of-4-7977

They look like they might be a hit at our house. Has anyone had them? Any btdt?

TIA :)

[WatchingThemGrow]

they have them at Costco IIRC

[waitingforgrace]

We have the set from Costco last year with different sizes and shapes. Both girls like them. They give me "massages" with them :)

[sntm]

DS2 loved them so much at the store, I couldn't wait until xmas

[Snow mom]

We have about a dozen of them from the famous Borders sale of 3 years ago. They are a nice addition to any ball collection.