WHY SHOP AT MISTER MATTRESS? WE'RE MORE THAN YOU MIGHT EXPECT... Low Prices Sale prices are our every day prices on Luxury, quality mattresses, and beautiful, contemporary furniture. Sleep Experts Angela knows bedding and how to properly fit your body type for a great nights sleep. Convenient and Locally Owned Located in the Richland Uptown Mall, Angela and Jamie are Tri-cities small business owners who value our local community. Low overhead equals low cost We keep our overhead low to save you money while offering friendly customer service.