While the Magnolia, Aspen, and Willow models incorporate innersprings, the Spruce is made of only natural latex foam. That design gives it the most substantial, dense feel without being hard. The Spruce model produces a nearly motionless experience and is extremely durable. Six (6) firmness levels in all.
Consider a mattress foundation - options available:
The sleep system should take care of you from the shoulders down, while the pillow takes care of you from the shoulders up. Consider the phenomenal Oxygen Pillow.
German & Swedish made, honeycomb design double-coil system + 1" layer of 100% natural, latex...