Mattress Firm Hells Kitchen on 9th Ave is highly praised for its friendly and helpful staff, dedicated to helping customers find the best mattress for their needs. Customers have highlighted the knowledgeable sales associates, such as Lori, Raymond, and Loredana, who are patient, courteous, and willing to offer great advice. Many reviews mention the store's commitment to customer satisfaction, with staff taking the time to understand individual needs, especially for those with back pain or specific preferences. The store offers a wide selection of quality brands, including Sealy, Tempur-Pedic, Sleepys, and Serta, often at competitive prices. Customers appreciate the store’s ongoing discounts, sales, and the ability to get a good deal—some mentioning saving hundreds compared to other retailers like JC Penney and Amazon. Delivery services are also praised for being professional, on time, and courteous. Mattress Firm’s Love Your Mattress Guarantee, along with their 120-night sleep trial, provides confidence in the purchase. Overall, the store is known for excellent customer service, affordable prices, and a smooth shopping experience that makes finding the right mattress easy and satisfying.