I got mine from Michaels Craft store or Jo-Annes Fabrics. They have bags of polished rock for 99 cents a bag with 20 or so 3in rocks. I thought this was pretty cheap. I washed them really well and they seem to work fine.
::ok where do you get river rock frog? creeks?
:i mentwhere do you get river rock from, not frog. man i wish there was a edit button.