The word "mcls" contains only four letters and four syllables. Successful brands using four syllable names include Panasonic, Coca-Cola and ESPN.
This domain was first registered in February 1997. Older domains have an advantage when ranking in search engines.
Mcls.com is a dot com domain. Dot com domains are the most prestigious top-level-domain in the world, used by famous websites like google.com. A dot com is the first thing people think of when they think of a website.