10 YEAR GUARANTEE
– Spinetech 5 Double tempered support system
– 3 zone back support system
– 3 zone back support zoned spring system
– Full perimeter edge support with thicker spring gauge wire
– High density urethane 20mm foam inner comfort layer
– Medium density urethane 25mm plus quiet foam
– Quality fabric cover
– non-flip design
– Bonnell Spring System
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