I called last week because the bed made a loud clicking sound as the back went up. I spoke to their customer service line (Lupe) and they could not find the registration number. They gave me ...

Sleep Number offers innovative firmness, high-tech sleep tracking, and in this 4th of July sale, a chance to save big on a cutting-edge smart mattress. Right now, my top Sleep Number sale pick is ...

Sleep Number's Classic series is the brand's most affordable range and today it's even cheaper thanks to a 15% discount on ...

Favoured by world class athletes including NFL players, Sleep Number is a leading ... to reach your desired mattress firmness. They also have layers of foam for extra comfort and built-in sleep ...

Our comfort ratings are based ... is transmitted across the mattress; for memory- and latex-foam mattresses, higher scores indicate ease of changing sleep position. Indicates how firm a mattress ...