Sleep Number® Pillowology® Outer Shell: Create Your Perfect PillowSM Step 1.
Whether you love the softness of down, or the pressure-relieving support of memory foam, now there’s a way to choose precisely what you want in your perfect pillow. Click to see how easy it is to Create Your Perfect Pillow.
This surrounding outer shell layer gently cradles your head and neck with the cushioning that fits you best. Choose from the extra loft of down to the contouring support of memory foam. Pillowology® Outer Shells are made in USA of imported materials.
NOTE: Memory foam contains polyurethane.
Warranty: 5-Year Limited Warranty