What's in the watercolor material kits?

The material kits are include palette, 12 colors watercolor paint, masking tape, brush set and a good quality filbert brush. it's only 30 dollars! unbelievable! I'm trying to find good value also cheap materials. However, this is the best I can achieve. you only need to prepare a jar for wash your brushes and watercolor paper. Come to our lesson! you will learn a lot!