Which type of product is known for being unique and produced as a one-off?

Custom products are recognized for their uniqueness and are typically created as one-off items tailored to specific requirements. This approach allows for a high degree of personalization, enabling designers and manufacturers to meet the precise needs or preferences of an individual client. Custom products often involve specialized craftsmanship, which can include bespoke furniture, tailored clothing, or specialized machinery, and they are characterized by their singularity in design and function.

On the other hand, standard products are designed to be uniform and produced in large quantities, often lacking the individualization that custom products provide. Mass-produced items are also designed for efficiency and cost-effectiveness, serving broad markets rather than individual needs. Collective goods are typically intended for shared use among a group rather than tailored for an individual. Thus, custom products distinctly stand out as the option that highlights unique, one-off production.