Sheets For Thick Mattresses King

Find Sheets For Thick Mattresses King at Mattress Firm to refresh your bedroom with a comfortable, coordinated look. Explore a range of king-size sheet options to help you create a sleep space that feels inviting and fits your personal style.

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Sleepy's Signature Silky Smooth Sheet Set

1136

Starting at

$129⁹⁹

Allergies
Temperature

Save $100 when you bundle¹⁰.

Tempur-Pedic TEMPUR-ProAir Sheet Set

1517

Starting at

$269⁰⁰

Temperature
Allergies

Tempur-Pedic TEMPUR-Pro-Performance Sheet Set

465

Starting at

$74⁷⁵

$299⁰⁰

$224 OFF

Sleepy's Basics Microfiber Sheet Set

269

Starting at

$69⁹⁹

Allergies

Save $50 when you bundle¹⁰.

Cozy Earth Bamboo Sheet Set

Starting at

$328⁰⁰

Temperature

Lusome Temperature Regulating Sheets

Starting at

$358⁰⁰

Temperature

Rest Evercool Sheet Set

308

Starting at

$244⁰⁰

$279⁰⁰

$35 OFF

Temperature
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Sleepy's Signature Flannel Sheet Set

Starting at

$139⁹⁹

Rest Evercool Bedding Bundle

Starting at

$289⁰⁰

Temperature
Allergies

Finding the right sheets for a thick king mattress starts with choosing deep-pocket or extra-deep-pocket king sheets designed to fit the full mattress height. Standard king sheets may not stay securely tucked on a tall mattress, especially with a mattress topper, mattress pad or adjustable base. Measure from the bottom of the mattress to the top surface, then add the thickness of any bedding layers you plan to use. Look for fitted king sheets with a pocket depth that is slightly greater than this total measurement, along with fully elasticized edges or strong elastic bands to help keep the sheet in place. The best sheets for thick mattresses should cover each corner without stretching too tightly, slipping off or leaving exposed areas around the sides. Material and construction also make a difference in the comfort and performance of king sheets for thick mattresses. Cotton percale offers a cool, crisp feel, while cotton sateen provides a smoother, silkier finish. Bamboo and other breathable sheet fabrics can feel soft and comfortable for sleepers who prefer moisture-wicking bedding. Select a fitted sheet with durable stitching, generous dimensions and a clearly labeled pocket depth, then pair it with a king flat sheet and pillowcases for a complete bedding set. Shopping for deep-pocket king sheets in the right size and fabric makes it easier to create a neat, comfortable sleep surface that fits your thick mattress and supports better zzz's night after night.

What are the best sheet materials for a thick mattress? + -

Cotton, bamboo-derived rayon and microfiber are popular choices for sheets made to fit thick mattresses. Cotton percale feels crisp and breathable, while cotton sateen has a smoother, warmer feel. Choose the material that matches your preferred texture and sleeping environment.

What features help sheets stay in place on a thick mattress? + -

Look for fitted sheets with deep pockets, strong elastic and reinforced corners. These features help the sheet fit securely around a taller mattress and reduce shifting during the night.

How should I care for sheets made for thick mattresses? + -

Follow the care instructions on the label. In general, wash sheets in cool or warm water with a mild detergent, avoid overloading the washer and tumble dry on low. Remove them promptly to help minimize wrinkles.

Can I use mattress protectors with sheets for thick mattresses? + -

Yes. When using a mattress protector or topper, choose sheets with enough pocket depth to accommodate the added layers. This helps the fitted sheet sit smoothly and stay tucked.

How can I choose sheets that match my bedroom style? + -

Start with the look and feel you want. Solid colors create a clean, coordinated appearance, while patterns can add visual interest. Neutral shades pair easily with different bedding, and textured fabrics can bring extra dimension to the bed.