Super King Plus 120x120 Duvet Cover - 100% Egyptian Cotton

In this review the Kotton Culture Super King Plus 120x120 duvet cover stands out for shoppers who need a true extra large cover that fits oversized inserts; the single biggest reason to buy is its authentic 100% Egyptian cotton sateen weave that feels noticeably soft and breathable against the skin. The reviewer found it performs like a hotel-quality cover with a crisp hand and cooling feel, and the construction details such as a hidden zipper and multiple internal ties make it practical for keeping very large comforters in place.

Key Features

• Size and fit: The 120in x 120in Super King Plus dimensions are designed specifically for extra large inserts up to 118in x 118in, avoiding the poor fit common with standard king covers.
• Material: Made from 100% Egyptian cotton with a 600 thread count sateen weave, it delivers a smooth, breathable surface that stays cool in warm weather and comfortable year round.
• Secure closure: A hidden zipper closure simplifies making the bed while providing a neat finish and avoiding buttons that can pop loose.
• Interior stability: Seven internal corner ties hold the insert in position to reduce shifting and bunching during use.
• Durability and care: The fabric resists fading, pilling and shrinkage with machine wash cold and tumble dry low instructions for easy maintenance.

Who It's For

This duvet cover is best suited to owners of extra large or custom oversized comforter inserts who need a true 120in x 120in cover; couples who prefer a hotel-style sateen finish and sleepers who run warm will appreciate the breathable 100% Egyptian cotton. It is also a good pick for buyers seeking long-term value from a fabric that softens with washing while maintaining color and weave integrity.

Shoppers who use standard king size inserts should look elsewhere, since this product is not compatible with regular king inserts. If a zipper closure is a dealbreaker for those who prefer buttoned or envelope closures, that preference should guide the purchase decision.

Pros & Cons

Pros

• Luxurious 100% Egyptian cotton 600 TC sateen feels soft and becomes softer after washing.
• Generous 120in x 120in sizing fits extra large inserts up to 118in x 118in without bunching.
• Hidden zipper and seven corner ties keep the insert secure and make the cover easy to use.
• Machine washable construction resists fading and shrinkage for long-term use.

Cons

• Zipper quality is mixed in customer reports, so a small number of users may experience issues over time.
• Only the duvet cover is included; the comforter insert must be purchased separately.

Specifications

Our Verdict

For anyone who owns an extra large comforter and wants a hotel-quality finish, this 120in x 120in Egyptian cotton duvet cover is a smart buy: it pairs a soft, cooling 600 TC sateen with practical features like a hidden zipper and seven ties to keep oversized inserts stable, offering strong long-term value so long as you verify insert dimensions before ordering.

Frequently Asked Questions

Will this cover fit a standard king insert?
No. This cover is sized for extra large inserts and fits up to 118in x 118in; it is not compatible with standard king inserts.

Is the fabric breathable for warm sleepers?
Yes. The 100% Egyptian cotton sateen weave is breathable and tends to stay cooler than synthetic fabrics.

Does the package include the comforter?
No. The listing includes the duvet cover only; the comforter insert must be purchased separately.