For the concrete itself, you can easily find a mix online and thankfully there are a ton of great options available. Amazon has a pre-mixed option for only $28 and Home Depot has a bag of concrete mix ...
Choosing to make your own concrete stones could also drive down the price. At Home Depot, an 80-pound bag of Quikrete concrete mix is $6 and the mold mentioned previously is $20. For those who want a ...