Having a hard time piping the same size macaron shells and they don’t match up? Of course you are, you're not a Mac-Bot! Our Macaron baking mat offers a quick and easy solution to this problem. Simply place this mat on a cookie sheet and follow the round guides when piping, the raised guides will keep all your macarons the same size so they'll match up perfectly! Hallelujiah! Mat Size 12 Inch x 8 3/4 Inch Macaron Size 2 inch diameter 10 Cavities