Double Memory Foam Mattresses double mattress hybrid; Going On this site, memory foam mattresses for double bed allow you to select between firmness or softness. This is perfect for co-sleepers or people who want to accommodate different sleeping positions and body kinds. Memory foam conforms around your body to help alleviate joint pressure and pain. It also helps relieve pressure build-up on the hips and shoulders, which is particularly beneficial for those who sleep on their sides. Support Double memory foam mattresses offer unique pressure relief and motion isolation. These beds are cradled by thick comfort layers that help support your body and alleviate the pressure on joints with sensitive. The mattress's isolation capabilities can allow you to sleep more by absorbing any movements from your children or your partner. These mattresses are popular among those who suffer from joint pain. They are soft on your shoulders, but more firm around your hips, waist and lower back, to stop your spine from bending at night.