2. Mattress Firm 3rd and 57th offers a variety of adjustable bed options that customers appreciate for their quality and price point. Customers rave about the friendly and knowledgeable sales professionals who make the buying experience seamless and enjoyable. The store's cleanliness and selection of competitively priced mattresses add to the positive overall experience, making it a top choice for those in search of a new bed. 6. Unique facts about Mattress Firm 3rd and 57th include their diverse selection of Sealy, Tempur-Pedic, and Sleepy's mattresses available at a discount. Customers also benefit from a 120-night free trial to ensure they find the perfect mattress for their needs. With over 2400 stores nationwide, Mattress Firm has been helping people sleep better since 1990, matching them with the best mattress at the lowest price. 7. Mattress Firm 3rd and 57th specializes in matching customers with the right mattress for them through the expertise of their Sleep Experts. These professionals undergo over 200 hours of training to provide exceptional service and ensure customers are satisfied with their purchase. By offering the Love Your Mattress Guarantee and a wide range of mattress options, Mattress Firm aims to create a personalized and comfortable sleep experience for every customer.