Sigma-Flex

Sigma-Flex®

Sigma-Flex® is designed for superior load distribution and lasting support that keeps your bed feeling comfortable longer.

  • Six working torsion bars provide impact resistance while contouring to support individual body weights and shapes.
  • High-strength welded steel grid supports the mattress.
  • Steel border enhances edge support.
  • Comes in various sizes to accommodate all mattress sizes and heights.

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Active Support

Dynamic response to natural body movements delivers the support needed for deep, relaxing sleep.

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Cooler Sleep

Innersprings transfer heat 28% more efficiently than foam and are cooler on initial contact.

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Upcycled Steel

Every year, we repurpose nearly a million tons of scrap steel to manufacture our innersprings.