Product design is referred to create a new product to be sold by a business to its prospective customers. Identification of needs and development of ideas through a process that leads to new products. Thus, there might be several aspect of new product development including the application, type, material of construction, manufacturing processes involved, aesthetics etc.

• Empathize
  Identification of purpose/need, market aspects/feasibility, competition, cost of manufacturing etc.
• Define
  Create a point of view of prospective customers, product details.
• Ideate
  Brainstorm and come up with as many creative solutions as possible. Identify possible potential solutions.
• Prototype
  Build a prototype (or series of prototypes) to test your hypothesis.
• Test
  Return to your users for feedback.