Mcls has only four characters and four syllables. Successful brands using four syllable names include Airbnb, 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 .com domain. Dot com domains are the most prestigious top-level-domain in the world, famously used by websites like twitter.com. A .com is the first thing people think of when they think of a website.