Mattress Reviews 2024 Sleep Number Bed. Perfect for couples (especially ones who don't agree on firmness), sleep number mattresses are filled with adjustable air chambers so each side of the bed can be customized to whatever. The new sleep number c1 smart bed starts at just $599 at sleep number and has the adjustable firmness, responsive support, and sleep tracking present in.

Sleep number beds are best known for taking the reputation of an air mattress—constantly collapsing, often found in college dorm rooms and camping tents—and. If you like softer beds that work well.