Assorted Building Blocks Candy Mold Measurements (approximate)- Largest rectangular pieces: Length -2 inches X Width- 1 inch X Depth- 1/8 inch Thin/long rectangle pieces: - Length- 2 inches X Width inch X Depth- 1/8 inch Short/thin rectangle pieces: Length- 1 inch X Width inch X Depth 1/8 inch Large square pieces: Length- 1 inch X Depth- 1/8 inch Small square pieces: Length- inch X Depth 1/8 inch 21 cavities per mold in assorted sizes It will take approximately 4.5 ounces of chocolate to fill all of the cavities on this mold This candy mold is not recommended for making filled chocolates with soft or firm candy centers as it isn't deep enough. Chocolate molds are not just for chocolate! Use for making gummy candies, soap making, plaster, and concrete crafting. NOT DISHWASHER SAFE Chocolate molds will not withstand temperatures over 170 degrees. Not to be used with high temperature ingredients such as hot sugar or isomalt. Hobby grade plastic mold, FDA approved.