The term cake refers to a cluster of pre-loaded tubes fused together to create a spectacular mini aerial show. You ignite the starting fuse by hand or electronically, then stand back and watch. A 350-gram cake is the medium sized cake of the cake category. 350-grams is the amount of firework composition of powder total. Each cake will vary in size (9 – 45 shots), duration (up to 45 seconds), and effects. Price is mid-range between 200-gram and 500-grams cakes. They can be shot singerly or combined with other cakes to create a bigger show.