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10 Best Split King Sheets For Sleep Number Bed 2025 in the United States

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Our Top Picks

#1

Winner

Split King Size 5 Piece Sheet Set - Breathable & Cooling Bed Sheets Set - Hotel Luxury Bedding for Women, Men, Kids & Teens - Deep Pockets, Easy-Fit, Soft and Wrinkle Free - Oeko-Tex - Beige Stripes

Rating
9.7
Chosen by1,327
Material
Fit and Size
Ease of Care

Most important from
377641 reviews

Material
The sheets are incredibly soft and comfortable, even for someone who usually prefers jersey or flannel sheets. They stay taut and snug on the mattress, providing a pleasant sleeping experience.
Fit and Size
Deep pockets ensure the fitted sheets stay in place, even for restless sleepers, making them suitable for Sleep Number beds.
Ease of Care
Despite initial concerns about pilling, the sheets have held up well after multiple washes, showing no signs of wear and tear.
Temperature Regulation
Breathable and cool, these sheets help regulate temperature well, making them ideal for hot sleepers. They maintain a cool feel without being overly cold.

The Split King Size 5 Piece Sheet Set from CGK Unlimited is made from high-quality brushed microfiber, which makes it very soft and lightweight. This material choice, paired with a thread count of 200, helps ensure breathability and a cool sleeping experience. The sheets' wrinkle-free property is a convenient plus for those who prefer low maintenance.

The set includes two fitted sheets, one flat sheet, and two pillowcases, making it suitable for split king beds and providing good value for families. Each fitted sheet has deep pockets, accommodating mattresses up to 16 inches, ensuring a snug fit on most modern beds, including the Sleep Number beds often known for their size variability.

The beige stripes design adds a touch of elegance, fitting well with various bedroom decors. However, the polyester material, while soft and breathable, may not appeal to those who prefer natural fibers like cotton. Additionally, while the thread count is adequate for comfort, it may not provide the same luxurious feel as higher thread count sheets. This set is a reliable and cost-effective choice for families looking for comfort and ease of care in their bedding.

Rating
9.7
Chosen by1,327
Material
Fit and Size
Ease of Care

Most important from
377641 reviews

Material
The sheets are incredibly soft and comfortable, even for someone who usually prefers jersey or flannel sheets. They stay taut and snug on the mattress, providing a pleasant sleeping experience.
Fit and Size
Deep pockets ensure the fitted sheets stay in place, even for restless sleepers, making them suitable for Sleep Number beds.
Ease of Care
Despite initial concerns about pilling, the sheets have held up well after multiple washes, showing no signs of wear and tear.
Temperature Regulation
Breathable and cool, these sheets help regulate temperature well, making them ideal for hot sleepers. They maintain a cool feel without being overly cold.
#2

California Design Den Split King Sheets Sets for Adjustable Bed - Soft 400 Thread Count Sateen, Natural 100% Cotton Sheets, Deep Pockets, Breathable, Cooling and Durable Bedding - Indigo Dusty Blue

Rating
9.4
Material
Thread Count
Fit and Size

Most important from
83600 reviews

Material
The stitching is well done, and the fabric feels durable, promising long-lasting quality.
Thread Count
The 400-thread count sateen weave delivers an ultra-soft, silky texture that feels absolutely divine against the skin.
Fit and Size
The deep pockets ensure a snug fit on the mattress without any slipping or tugging.
Ease of Care
Colors are true to advertising, and there was no shrinkage after washing.
Temperature Regulation
These sheets keep me comfortably cool without feeling too crisp or thin, making them ideal for year-round comfort.

The Split King Sheets from California Design Den are a notable choice for anyone with an adjustable Sleep Number bed. Made from 100% cotton and boasting a 400-thread count in a soft sateen finish, these sheets are designed to provide comfort and a luxurious feel. Their cooling properties make them suitable for year-round use, effectively managing temperature to enhance sleep quality. The sheets include two Twin XL fitted sheets with deep pockets, fitting mattresses from 8 to 15 inches deep, and a top sheet, all secured with high-quality elastic that remains snug without bunching. The head and foot indicators simplify bed-making, making it user-friendly.

On the plus side, these sheets have been recognized with the Good Housekeeping 2023 Best Bedding Award, which speaks to their quality and performance. They are also machine washable, making maintenance easy; they resist wrinkling and fading, ensuring they remain looking fresh for years.

The breathable nature of cotton is a strong advantage, particularly for individuals sensitive to synthetic materials. The Oeko-Tex certification assures users that these sheets are free from harmful substances, promoting a healthier sleep environment.

Rating
9.4
Material
Thread Count
Fit and Size

Most important from
83600 reviews

Material
The stitching is well done, and the fabric feels durable, promising long-lasting quality.
Thread Count
The 400-thread count sateen weave delivers an ultra-soft, silky texture that feels absolutely divine against the skin.
Fit and Size
The deep pockets ensure a snug fit on the mattress without any slipping or tugging.
Ease of Care
Colors are true to advertising, and there was no shrinkage after washing.
Temperature Regulation
These sheets keep me comfortably cool without feeling too crisp or thin, making them ideal for year-round comfort.
#3

Split King 7 Piece Sheet Set - Comfy, Breathable & Cooling - Hotel Luxury Bedding for Women, Men, Kids & Teens - 1 Flat & 2 Fitted Sheets & 4 Pillowcases with Deep Pockets - Wrinkle Free - Light Grey

Rating
9.1
Material
Fit and Size
Ease of Care

Most important from
119123 reviews

Material
Surprisingly great sheets for the price; soft, cotton-like feel and lightweight breathability.
Fit and Size
Perfect fit on the mattress with elastic around the fitted sheet ensuring it stays in place all night.
Ease of Care
Durable and holding up well after months of use and washing, with no piling.
Temperature Regulation
Comfortable through the seasons, offering a luxurious feel against the skin.

The Split King 7 Piece Sheet Set from CGK Unlimited is designed to cater to diverse sleeping needs, particularly for those with Split King mattresses. One of its standout features is the generous number of pieces included—four pillowcases, one flat sheet, and two fitted sheets—making it a great value for families or anyone needing extra bedding. The deep pockets make it easy to fit mattresses up to 16 inches deep, which is useful for thicker mattresses commonly found today.

When it comes to comfort, these sheets excel. Made from high-quality brushed microfiber, they are incredibly soft and breathable, even claiming to be softer than Egyptian or organic cotton. This makes them suitable for various people, including kids, teens, men, and women, and they can be used in any room of the house. The lightweight feel adds to the comfort, making it a good choice for those who tend to get warm during the night.

There are some drawbacks to consider. While the softness and breathability are impressive, microfiber may not offer the same level of durability as higher-end materials. Users looking for long-term investment sheets might find these less appealing if they prioritize longevity over immediate comfort. Additionally, being made of microfiber, they might not have the same luxurious feel or aesthetic as cotton sheets, which some users prefer.

In terms of care, these sheets are easy to maintain, as they are wrinkle-free and machine washable, appealing to those who appreciate convenience. However, it’s worth noting that they may retain heat more than cotton options, so if you’re a hot sleeper, it might be worthwhile to consider temperature regulation capabilities further.

For those seeking an affordable yet comfortable solution for their Split King bed, this sheet set presents a solid option, especially if softness is your primary concern.

Rating
9.1
Material
Fit and Size
Ease of Care

Most important from
119123 reviews

Material
Surprisingly great sheets for the price; soft, cotton-like feel and lightweight breathability.
Fit and Size
Perfect fit on the mattress with elastic around the fitted sheet ensuring it stays in place all night.
Ease of Care
Durable and holding up well after months of use and washing, with no piling.
Temperature Regulation
Comfortable through the seasons, offering a luxurious feel against the skin.

Buying Guide for the Best Split King Sheets For Sleep Number Bed

Choosing the right split-king sheets for your Sleep Number bed can significantly enhance your sleeping experience. Split-king beds are essentially two twin XL mattresses placed side by side, allowing each side to be adjusted independently. This means you need sheets that fit each mattress perfectly while also providing comfort and durability. Here are some key specifications to consider when selecting split-king sheets for your Sleep Number bed.
MaterialThe material of the sheets is crucial for comfort and durability. Common materials include cotton, microfiber, bamboo, and linen. Cotton is breathable and soft, making it a popular choice. Microfiber is durable and wrinkle-resistant. Bamboo is eco-friendly and has moisture-wicking properties. Linen is breathable and gets softer with each wash. Choose a material based on your comfort preference and any specific needs, such as allergies or temperature regulation.
Thread CountThread count refers to the number of threads per square inch of fabric. A higher thread count generally means softer and more durable sheets. However, extremely high thread counts can sometimes be less breathable. For a good balance of softness and durability, look for sheets with a thread count between 300 and 600. If you prefer a crisper feel, go for a lower thread count, while a higher thread count will provide a silkier texture.
Fit and SizeSince split-king beds consist of two twin XL mattresses, it's essential to ensure the sheets are designed to fit these dimensions. Twin XL mattresses typically measure 39 inches by 80 inches. Look for sheets specifically labeled as split-king to ensure a proper fit. Deep pocket sheets are also important if your mattress has a thick profile or if you use a mattress topper, as they will stay securely in place.
Elastic QualityThe quality of the elastic on the fitted sheet is important to keep the sheet in place, especially with adjustable beds like the Sleep Number. High-quality elastic around the entire edge of the fitted sheet will ensure it stays snug on the mattress, even when the bed is adjusted. Look for sheets that mention strong or reinforced elastic for the best fit.
Ease of CareConsider how easy the sheets are to care for. Some materials, like cotton and microfiber, are machine washable and can be tumble dried, making them convenient for regular use. Others, like linen, may require more delicate care. Check the care instructions to ensure the sheets fit your lifestyle and maintenance preferences. Easy-care sheets will save you time and effort in the long run.
Temperature RegulationTemperature regulation is important for a comfortable night's sleep. Some materials, like bamboo and certain types of cotton, are better at wicking away moisture and keeping you cool. If you tend to sleep hot, look for sheets with moisture-wicking and breathable properties. Conversely, if you get cold easily, you might prefer flannel or thicker cotton sheets that provide more warmth.

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