Our Tulip Baking Cups are made with Swedish grease proof paper. Depth measurements are taken from the lowest point of where two adjoining petals meet as well as to the tips. Not a free-standing mold. Cups have a 2 inch bottom diameter and 2-3/4 to 4 inch side walls. Designed to hold 4-1/2 to 5-1/2 ounces.