Final answer:
A good set of professional shears can cost over $500 due to the quality of materials, craftsmanship, and reputation of the brand.
Step-by-step explanation:
A good set of professional shears can cost over $500. The high cost is due to several factors, including the quality of the materials used, the craftsmanship involved in making the shears, and the reputation of the brand. Professional shears are essential tools for hairstylists and barbers, and investing in a high-quality pair can improve their performance and longevity.