Mattress Firm Slidell East is a Mattress Store located in Slidell, LA. We’ve enhanced our sanitation, practice social distancing and are available by phone. We can’t wait to help you sleep better. Our Sleep ExpertsTM are ready to use their expertise to match you to your perfect mattress. And it’s never been easier, because we offer all the best brands, like Sealy, Tempur-Pedic, Serta, Sleepy’s and more, at the best value you can dream of.