The combination of cosmetic lenses that alter iris color to a shade of blue and the celebration of Halloween represents a niche within the broader market for costume accessories. Such lenses, often plano (non-corrective), are used to enhance or transform a Halloween costume, allowing individuals to temporarily change their appearance. An example would be pairing the lenses with a ghostly or mythical creature costume to emphasize a chilling or otherworldly aesthetic.
The appeal stems from the desire for enhanced realism and visual impact. Blue, in particular, can evoke feelings of coldness, mystery, or the supernatural, aligning well with traditional Halloween themes. Historically, costume accessories were limited to makeup and prosthetics; however, the introduction of colored contact lenses provided a relatively simple and dramatic method of altering one’s appearance, contributing to the growth of the cosmetic lens industry and expanding the options available for costume design.