The phrase "bare essentials" refers to the most basic and necessary things that are required or needed, without any extra or unnecessary additions. Full definition
But right now, my wallet is reserved for game companies who are willing to step up and provide what are now bare essentials in games. (blog.us.playstation.com)
Lots of times I've just brought bare essentials with me and skipped a purse or bag just out of comfort. (theinspiredroom.net)
Please note that although we do provide a few bare essentials for your arrival, you will need to bring your own washing detergents, sponges, clothes etc.. (travelground.com)