Other Comfort Details: European-style™ pillowtop; 1 1/2" layer of comfort material with five support zones
Core Details: Adjustable air-chamber technology
Foundation Details: Matching coverlet; Optional foundation legs sold separately
Foundation Type: Platform
Warranty Details: 20-year limited warranty
Mattress Thickness: 8" to 10"
20-year limited warranty
Type: Matching coverlet; Optional foundation legs sold separately
Euro Top, Tight Top
Note: The product line specifications above were derived from the active Sleep Number Classic models listed on GoodBed. As a result, these details may not be comprehensive and may not apply to all Sleep Number Classic models. If you are seeking specifications for a particular Sleep Number Classic mattress, please search for that mattress by name on GoodBed, or check with your local Sleep Number Classic dealer.