1 Set of 16 Molds to Make Drystack Ledgestone Rocks, ODL-01 MAKE THIS STONE VENEER FOR PENNIES EACH... and SAVE hundreds to thousands of dollars on your next project. HERE IS HOW EASY IT IS TO DO: Lubricate molds with light vegetable oil or mold release if available. Mix a bag of concrete per the instructions and add color, unless you want gray stone, then pour into molds. Vibrate lightly to release air then let them sit over night undisturbed... pop out stones after about 24 hours! Complete detailed Instructions are included with purchase, plus email and website support for life!