Conceptual prototyping, or sometimes known as a mock-up prototype are made using state of the art rapid prototyping and 3D printing equipment that truly brings your product to life. This tangible prototype is strong yet durable, but it is limited on some functional characteristics. Standard available colors include, white, red, yellow, blue and green. The CP prototypes can also be sanded and painted to any color desired. These prototypes use a variety of materials, but ABS is typically preferred for its strength.