It wasn’t until the 1990s, when Tempur-Pedic first made a mattress using NASA-designed viscoelastic polyurethane foam, a.k.a. memory foam, that there were any big shifts in how mattresses are built.
This 21cm-thick double mattress includes a 14cm pocket spring core over a shredded polyurethane base layer, covered by various layers of foam and memory foam. It's described as 'medium firm', but in ...
A certified sleep science coach and mattress expert, JD has been reviewing online mattresses professionally for the past five years. During that time, he's tested well over 150 beds and dedicated ...
A certified sleep science coach and mattress expert, JD has been reviewing online mattresses professionally for the past five years. During that time, he's tested well over 150 beds and dedicated ...