Membrane foam mattresses are made of memory foam materials and feature decompression, slow rebound, temperature sensitivity, breathability, antibacterial and anti-mite effects. Mattresses can effectively reduce body pressure and become soft or hard, depending on body temperature, which corrects body shape to naturally contact and support the human body. Medical proof, the mattress can effectively relieve bone and muscle pain, help to treat unsound cervical and lumbar. In addition, it reduces the frequency of snoring and turning over, ensuring depth and better sleep.
Slow Spring-back
Slow spring-back means that the product sinks when pressed but won’t give a strong force of elasticity(like ball clay does); however when the pressure is removed, the product will gradually return to its original shape(like spring does). What’s more Pocket Spring Mattress
in
the experiment of fierce squeeze, slow spring-back materials can still
sink and then spring back gradually. When pressed, the slow spring-back
materials can distribute pressure evenly and adjust its shape to the
object on it. So the mattress made of memory foam can support human body
perfectly and relax the shoulder and waist to the maximum extent.
Memory
foam can relax every part of human body no matter you sleep on your
back or on your side. It especially relaxes the cervical vertebra and
vertebration to the
maximum extent. As a result, it can reduce the times of toss-and-turn
and snore, relieve the aches of muscle and contribute to deep sleep.

I think Refresh mattress is the memory foam mattress
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