Beautyrest Black Series Two Medium Split King Mattress Set With Head Up Only Base
SKU: 5913713P
Experience extraordinary sleep at the intersection of luxury and innovation with the Beautyrest Black Collection's premier materials and advanced sleep features. Triple-Stranded Pocketed Coil Technology offers our highest level of individualized support and motion separation, so you can rest undisturbed. Specialized vertical fibers combine with an applied surface-cooling technology to help transfer heat away from the body all night. A supportive foam layer quilted into the sleep surface unlocks advanced pressure relief. Micro Diamond Memory Foam, infused with diamond particles, helps move heat away from the body for a cool sleep. A unique, channeled design promotes airflow for cool, enhanced pressure relief. All foams are CertiPUR-US certified. Our mattresses are proudly assembled in the USA. Conveniently raise or lower the head of your mattress using the RTG Sleep 2900 adjustable base with wireless remote control.
Features
Adjustable / Innerspring
Collection
Series Two Medium
Q&A answers generated with AI assistance.
What kind of sheets are required for a split king bed?
To allow for independent movement of each side, you will need a split king sheet set. These sets specifically include two separate Twin XL fitted sheets and a single shared king-sized flat sheet. Using individual fitted sheets ensures that when you adjust the head of your side, the bedding stays securely in place without pulling on your partner's mattress.
Does this mattress require flipping or special maintenance?
This mattress features a "tight top" construction with a specific layered design that is intended for one-sided use; therefore, it should never be flipped. Based on our expert care recommendations, the best way to maintain the sleep surface is to use a mattress protector and perform occasional vacuuming. For spot cleaning, we suggest using a mild soap and water solution while being careful not to oversaturate the specialized cooling fibers.
What is the benefit of the Triple-Stranded Pocketed Coil technology?
The Triple-Stranded Pocketed Coil system is a hallmark of luxury engineering, providing our highest level of individualized support. Unlike standard coils, these triple-braided strands offer superior durability and motion separation. This ensures that movement on one side of the bed—such as a partner shifting positions—is absorbed by the coils rather than transferred across the mattress, allowing for an undisturbed sleep experience.
Can this adjustable mattress help with health issues like snoring or acid reflux?
Yes. Elevating the head of the mattress using the wireless remote can help open airways to reduce snoring and use gravity to alleviate the symptoms of acid reflux or GERD. By finding the optimal incline for your body, you can improve your overall sleep quality and wake up feeling more rested.
What are the primary benefits of choosing a split king mattress set?
A split king is the ultimate solution for couples with differing sleep schedules or comfort needs. Because this set consists of two independent Twin XL mattresses and two RTG Sleep 2900 adjustable bases, each person can customize their head elevation without disturbing their partner. This configuration is particularly beneficial for couples where one person enjoys reading or watching TV in bed while the other prefers to sleep.
How does this mattress manage heat for sleepers in warmer climates?
This mattress is engineered with advanced cooling technologies specifically suited for the humidity and heat of regions like Florida and the Gulf Coast. It utilizes specialized vertical fibers and surface-cooling technology to transfer heat away from the body. Furthermore, the Micro Diamond Memory Foam is infused with diamond particles to conduct heat away from the sleep surface, while a channeled design promotes consistent airflow throughout the night.
80"l x 76"w x 15.50"h; adjustable base 4"h

