The only original Cake Decoration Kit is sold by Koksi Corp. Pro Baking Supplies Kit Perfect for decorating all sorts of delicious baked goods including cakes, cupcakes, cookies, biscuits, muffins, brownies, and more. Quality Materials Made from food-grade silicone and stainless steel which are durable, completely non-toxic, and easy to clean. Pack Includes This all-in-one set includes 9 Russian piping tips, 2 couplers, 1 cake brush, and 1 reusable pastry bag. Easy to Use Simply fill the bag with icing, attach the tip, then squeeze gently to slowly and smoothly release the icing into any design you choose. We Make Life Better!.