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The Benefits of a Hybrid Double Mattress A hybrid double mattress offers the best of both worlds: foam comfort and innerspring support. provide superior support for your back and shoulders while forming to your body to ease pressure. Find hybrid mattresses that have individually encased coils. This lets them respond to your body's movements independently and minimizes motion transfer. Stability A hybrid mattress is a great option for those who weigh more because the foam and spring layers are designed to hold yo