2. Customers at Mattress Firm Harlem rave about the adjustable beds available at the store. They appreciate the extensive training Sleep Experts undergo to ensure customers find the perfect mattress for their needs. With the Love Your Mattress Guarantee, customers can shop with confidence, knowing they have a 120-night free trial to ensure satisfaction. 6. Unique facts about Mattress Firm Harlem: - Offers a variety of top mattress brands such as Sealy, Tempur-Pedic, and Sleepy's at discounted prices - Employees undergo over 200 hours of training to become Sleep Experts - Customers can enjoy next day delivery on their purchases 7. Mattress Firm Harlem specializes in providing top-quality customer service and ensuring customers find the best mattress for their individual needs. With a focus on customer satisfaction, the store offers a 120-night free trial and the Love Your Mattress Guarantee to ensure customers are happy with their purchase.