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The Sven & Son Signature is a 9-inch gel memory foam mattress sold bed-in-a-box with a 10-year warranty. It layers cooling gel-infused foam over a Comfort Plus support layer and a base foam layer, wrapped in a rayon and polyester cover with a charcoal and bamboo treatment and a slip-resistant bottom. It suits adults who want a medium-feel foam mattress with a tight top for everyday use, including RV bunks. Against hybrid rivals it trades springs for all-foam support, and it lacks the edge support and bounce of a coil mattress.
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Rated 4.7 out of 5 from 330 ratings, buyers generally report comfortable, supportive sleep on the Signature. Complaints center on the thinner profile and the softer-than-expected feel for some sleepers.
The cover has a slip-resistant bottom. It is made with CertiPUR-US certified memory foam that adapts to the body to relieve pressure points and support spinal alignment.
Inside, it is built in layers: an airflow gel layer, a cooling gel-infused memory foam layer, a Comfort Plus support layer and a base foam support layer. The 14-inch Medium Soft version also has a pocketed innerspring coil layer.
It comes in 10-inch Firm, 12-inch Medium and 14-inch Medium Soft versions. It is made for adult everyday use at home and can also be used in an RV.