At the Algonquin,IL Sleep Number® store, we're improving lives by individualizing sleep experiences with adjustable beds. Only Sleep Number® mattresses allow you and a partner to adjust each side to your ideal firmness, support and pressure-relieving comfort - your Sleep Number® setting - for the deep, restful sleep you deserve. The Sleep Number® smart bed is the only bed available with SleepIQ™ technology to track and optimize your sleep. You can complete your sleep experience with the exclusive Sleep Number® bedding collection, from cozy warm comforters to support pillows. Visit a Sleep Number store near you where one of our Sleep Professionals will help you find the Sleep Number® bed for you.