Latex is temperature neutral and doesn't react to heat or cold at all. It's also far more durable (which is great for consumers, not so good for the mattress industry). This is far less ubiquitous in the mattress industry today as it tends to be more expensive and heavier than polyurethane foam. Latex foam - the oldest type of foam used in the mattress industry, derived from sap harvested from rubber trees. Viscoelastic foam is temperature sensitive and thus has developed a bit of a reputation for "sleeping hot." It's been famously advertised for decades by the use a handprint that lingers for a few seconds before it returns to it's shape. Visco-elastic polyurethane foam - aka "memory foam." This is a type of polyurethane foam that has the unique property of being a "slow response" foam. Polyurethane foam is also used in almost all home seating furnitures like couches, arm chairs, etc. Very very few mattresses contain no polyfoam at all. Absolutely ubiquitous in the mattress industry.
Polyurethane foam, derived from a petrochemical product. And each one of them feels and acts very different than the other two.įrom most common to least common you have: And each one of them comes in a very large variety of types and feels. When you say you don't like foam - what exactly do you mean? The mattress industry uses three different sorts of foams fairly extensively.
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