Leggett & Platt’s Bonnell innersprings are the finest-quality available, with each spring produced from special wire drawn to our exacting standards.

  • Greater uniformity and performance.
  • Unbeatable stability, strength, and durability.
  • Manufactured with high-speed computer-controlled technology.
  • Available in a variety of wire diameters, coil counts, unit heights, and bedding sizes.

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Active Support

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

Sleep Cool

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


Coils retain their consistent shape and support qualities for years of comfort and reliability.