The Comfort Sleeper® by American Leather® is a versatile and comfortable custom sleeper sofa available in various styles. American Leather offers three different Comfort Sleeper tiers to suit different situations. The Revere Sofa – Queen Sleeper features a limited lifetime warranty on the frame and a limited 3-year warranty on the mechanism. American Leather is also known for offering Tempur-Pedic mattresses in their sleeper sofas. The Comfort Sleeper is designed with no bars, springs, or sagging.