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Layer 1 — Surface

Surface: the bed, mattress, and pillow

The physical foundation of sleep. A mattress and pillow that fit your body and sleep position do more quiet, consistent work than almost any gadget. Here's how to choose, when to replace, and what's worth the money.

Build the whole system

Not sure where surface fits?

The Sleep Stack Builder maps all five layers and tells you which to fix first.

Build My Sleep System →