Beautyrest Black Series Four 17.5″ Firm Summit Pillow Top Twin XL Mattress

Price: $4,949.00
(as of Oct 20, 2026 11:48:37 UTC – Details)


Experience the best of Beautyrest, featuring advanced temperature management technology, Micro Diamond Memory Foam, Self-Response Latex, and advanced, Triple-Stranded Pocketed Coil Technology for conforming support and motion separation. Two layers of 2K Nano Coils, for a total of 4K Nano Coils, offer a specialized upgrade as they conform to your body for enhanced, individualized support. With the inclusion of 4K Nano Coils plus additional layers of premium foams, the Series Four model is the most exclusive offering across Beautyrest Black models. With the inclusion of premier materials and advanced sleep technology, Beautyrest Black optimally aligns at the intersection of luxury and innovation for an extraordinarily comfortable sleep. Whether your a back sleeper, stomach sleeper, or hot sleeper, Beautyrest mattresses deliver the comfort that makes better sleep quality possible.
This twin xl size bed mattress has a layer of specialized foam quilted into the sleep surface to unlock immediate, advanced pressure relief
Twin xl size firm mattress has a ventilated latex layer that maximizes airflow while contouring and conforming to your body for responsive pressure relief
Triple-Stranded Pocketed Coil Technology in this XL twin size mattress offers our most advanced level of individualized support and motion separation, so you can rest undisturbed
Two layers of 2K Nano Coils in this pillow top mattress enhance conformability for the highest level of premium, individualized support on this cooling mattress
Cooling twin xl mattress with premium memory foam layer, infused with diamond particles, is designed to help move heat away from the body for a cool sleep on this mattress twin xl size option