PICK
Mellanni Split King Fitted Sheet Review: Deep Pockets & Softness
The Mellanni split king fitted sheet is a brushed microfiber option designed for adjustable beds. It suits sleepers who need deep pockets and a secure fit. Its standout trait is the extra-deep pocket that accommodates thick mattresses and toppers.
ProductPickly is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. It never changes our picks.
For a split king adjustable bed, this sheet offers reliable coverage and a soft feel. It is a solid pick if you prioritize deep pockets and easy care over natural fibers. Most owners find the fit stays put through nightly adjustments.
How it scores
The good and the annoying
- Deep pockets fit mattresses up to 16 inches thick
- Soft brushed microfiber feels smooth against skin
- Secure elastic all around prevents slipping
- Machine washable and wrinkle-resistant
- Microfiber may trap heat for hot sleepers
- Not as breathable as cotton or bamboo
- Some owners report pilling after several washes
The Mellanni split king fitted sheet is a brushed microfiber option designed for adjustable beds. It suits sleepers who need deep pockets and a secure fit. Its standout trait is the extra-deep pocket that accommodates thick mattresses and toppers.
Understanding split king sheets
A split king mattress is essentially two twin XL mattresses side by side. Each side moves independently on an adjustable base. Standard king sheets won't fit properly because they are one large piece. You need two separate fitted sheets, one for each twin XL half. This Mellanni set provides exactly that.
Deep pockets and adjustable beds
Adjustable beds often have thicker mattresses, especially with toppers. A standard fitted sheet may pop off when the bed raises. Deep pockets, like the 16-inch ones here, grip the mattress securely. The all-around elastic helps keep the sheet in place during movement.
Material and comfort
Brushed microfiber is a synthetic fabric known for its softness and affordability. It feels smooth and can be cozy in cooler months. However, it is less breathable than natural fibers. If you sleep hot, you might find it retains heat. Some users switch to cotton or bamboo for better airflow.
Care and durability
Microfiber is easy to care for: machine wash cold and tumble dry low. It resists wrinkles and shrinking. Over time, some owners notice pilling, especially with frequent washing. Using a gentle cycle and avoiding high heat can extend its lifespan.
Specs that matter
| Material | Brushed microfiber (polyester) |
| Thread count | Not specified (microfiber) |
| Pocket depth | Up to 16 inches |
| Size | Split king (two twin XL fitted sheets) |
| Care | Machine wash cold, tumble dry low |
| Includes | Two fitted sheets, one for each side |
You need a fitted sheet that stays put on a split king adjustable bed with a thick mattress or topper.
You prefer natural fibers like cotton or tend to sleep hot and need maximum breathability.
Questions before you buy
Does the Mellanni split king fitted sheet fit adjustable beds?
Yes, it is designed for adjustable beds. The deep pockets and elastic help it stay on when the head or foot is raised.
What is the pocket depth of this sheet?
The fitted sheet has a pocket depth of up to 16 inches, accommodating thick mattresses and toppers.
Is this sheet set include two separate fitted sheets?
Yes, the split king size includes two twin XL fitted sheets, one for each side of the bed.
Can I use this sheet on a regular king bed?
No, a split king is two twin XL mattresses. A regular king is one large mattress. This sheet set will not fit a standard king.
How do I wash this sheet?
Machine wash cold with like colors, and tumble dry low. Avoid bleach and high heat to prevent damage.
Is microfiber breathable for hot sleepers?
Microfiber is less breathable than cotton or bamboo. It may trap heat, so hot sleepers might consider a natural fiber alternative.
Does this sheet pill after washing?
Some owners report pilling after several washes. Using a gentle cycle and low heat can reduce this.
What is the thread count of this sheet?
Thread count is not specified because it is microfiber, which uses a different measure of density.
