YOFAN Silicone Macaron Baking Mold Set with Decoration Pen Set , Butter Squeezer Macaroon Baking Kit Piping pot Size: 3.1"(Top Dia.) * 4.3"(Bottom Dia.) * 2"(H); Macaron Mat: 15" * 11" High quality,non-stick, non-toxic. Temperatures resistance: -40F~450F/-40C~230C 30 baking circles in all, ideal for macaroons,biscuits,cookies & more, microwave and freezer safe Bake up perfect, delicious macaroons easily with this mat Feature small ridges that hold the macaroon better in place. Turn over and use smooth side for other baked goods. It is neccessary of making cookie, muffin, pastry etc.The nozzles stay on well and it doesn't leak. Decorating Pen?A fun and indispensable tool to personalize and beautify your favorite desserts, Easy to use and quick to clean ,4 Nozzles