California Design Den Split King Sheet Set - 500 TC Cotton Sateen

In this review of the California Design Den split king sheet set the bottom line is simple: this is a comfortable, cooling option for couples using an adjustable split king base who want the feel of high-thread-count cotton without fuss. The set includes two Twin-XL fitted sheets, a king flat and two king pillowcases, and its 500 thread count 100% cotton sateen delivers a noticeably soft, slightly glossy hand that sleeps cool. For anyone with deep mattresses up to 15 in or who favors natural fibers and moisture wicking, these sheets are worth considering.

Key Features

• 500 thread count cotton sateen: Provides a smooth, buttery surface that balances softness with a subtle sheen for a hotel-like look.
• Split king compatibility: Includes two Twin-XL fitted sheets sized for adjustable beds so each side can move independently without tugging the other side.
• Deep pockets and premium elastic: Fitted sheets accommodate mattresses up to 15 in deep and use strong elastic plus bed-making indicators for an easier, snug fit.
• Cooling natural fiber: Made from extra long staple cotton that helps wick moisture and stays comfortable for warm sleepers.
• Oeko-Tex certified: Sheets are free from harmful substances and are designed to resist pilling, fading, and shrinkage with normal machine washing.

Who It's For

The set is ideal for couples using an adjustable split king base who want the feel of cotton sateen and need deep pockets for taller mattresses. It also suits warm sleepers who prefer natural fibers that wick moisture for a cooler night.

Shoppers who need a top-split king configuration, an ultra-lightweight percale feel, or a budget poly blend should look elsewhere; this set targets those who prioritize sateen softness, color retention, and a true cotton construction.

Pros & Cons

Pros

• Very soft, luxurious feel that customers consistently praise for comfort and appearance.
• Deep pockets and quality elastic keep fitted sheets snug on mattresses up to 15 in.
• Cooling properties from extra long staple cotton make these sheets comfortable for warm sleepers.
• Oeko-Tex certification and machine-wash durability reduce worry about harmful finishes and fading.

Cons

• Some customers report noticeable wrinkling after washing, so if you prefer a very smooth, low-wrinkle look you may need to iron or use a fabric steamer.

Specifications

Our Verdict

The California Design Den split king sheet set is a strong pick for adjustable-bed couples who want a true cotton sateen feel, deep pockets, and cooling performance at a fair price. Its softness, construction, and Oeko-Tex certification make it a good value for those who prioritize natural fibers and fit; note the potential for wrinkling if you prefer a very crisp finish.

Frequently Asked Questions

Will these fit an adjustable split king bed?
Yes, the set includes two Twin-XL fitted sheets designed for full split king bases but not for top or half split configurations.

How deep are the fitted pockets?
The fitted sheets are made for mattresses up to 15 in deep and include premium elastic for a secure fit.

Do the sheets stay cool for warm sleepers?
Yes, made from extra long staple cotton with moisture wicking properties, the sateen weave offers a cool, soft sleep surface.