A cleaning kit is a collection of tools and supplies for cleaning, which can be general-purpose for a home or specialized for a specific task like cleaning electronics or firearms. Typical home cleaning kits include microfiber cloths, sponges, brushes, and cleaning solutions, while specialized kits contain items like bore brushes for guns or microfiber cloths and air blowers for electronics. 

There is no single number for the total number of cleaning kit brands, as the market is vast and includes thousands of products and brands worldwide. Some well-known brands include Method, Mr. Clean, Lysol, and Clorox, while other categories such as professional, specialized, and regional brands further increase the total number. 

Major brands: Well-known companies like Method, Mr. Clean, and Lysol offer a variety of cleaning kits and products. 

Specialty brands: There are many brands that specialize in certain types of cleaning, such as Ecover for eco-friendly products or The Pink Stuff for its specialty cleaning paste. 

Regional brands: Many cleaning product brands are popular in specific geographic areas, adding to the global total. 

Kit variety: Brands can be a single cleaning solution or a comprehensive kit that includes multiple cleaning tools and chemicals.