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The Benefits of a Hybrid Double Mattress A hybrid double mattress combines the best of both worlds - foam comfort and innerspring support. They provide superior support for your shoulders and back while forming to your body to relieve pressure. Find hybrid mattresses that have individually encased coils. This allows them to respond to your body's movements in a way that is independent and reduces motion transfer. Stability A hybrid mattress is a fantastic option for people who are heavier because the spring and foam layers are d