King Size Protectors

Find King Size Protectors to complement your sleep setup and help you care for your mattress. Explore options in a range of styles and price points to find the right fit for your bedroom.

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Sleepy's Basics Waterproof Mattress Protector

2492

Starting at

$69⁹⁹

Temperature
Allergies

Save $50 when you bundle¹⁰.

Tempur-Pedic TEMPUR-Protect Breeze Mattress Protector

802

Starting at

$309⁰⁰

Bedgear Ver-Tex Performance Mattress Protector

162

Starting at

$359⁹⁹

Temperature

Allerease Ultimate Mattress Protector

337

Starting at

$49⁹⁹

Temperature
Allergies

Sleepy's Signature TOTAL DEFENSE Mattress Protector

5687

Starting at

$129⁹⁹

Temperature
Allergies

Save $100 when you bundle¹⁰.

Sleepy's Deluxe Comfort Cool Mattress Protector

4179

Starting at

$169⁹⁹

Temperature
Allergies

Save $150 when you bundle¹⁰.

Sleepy's Signature Total Encasement Mattress Protector

1001

Starting at

$159⁹⁹

Temperature

Bedgear Dri-Tec Mattress Protector

150

Starting at

$189⁹⁹

Temperature
Allergies

Bedgear StretchWick Mattress Protector

155

Starting at

$129⁹⁹

Temperature
Allergies

Allerease Maximum Pillow Protector

166

Starting at

$19⁹⁹

Rest Evercool Sheet Set

308

Starting at

$244⁰⁰

$279⁰⁰

$35 OFF

Temperature
Allergies

Sleepy's Signature Antimicrobial Pillow Protector

Starting at

$39⁹⁹

Lusome Temperature Regulating Sheets

Starting at

$358⁰⁰

Temperature

Tempur-Pedic TEMPUR-Breeze Cooling Sheet Set

196

Starting at

$469⁰⁰

Tempur-Pedic TEMPUR-ProAir Sheet Set

1517

Starting at

$269⁰⁰

Temperature
Allergies

Tulo Gel Memory Foam Zoned Support Mattress Topper

122

Starting at

$107⁹⁹

$159⁹⁹

$52 OFF

Medium Comfort,

Temperature

Tempur-Pedic TEMPUR-Adapt + Cooling Mattress Topper

4642

Starting at

$509⁰⁰

Medium Comfort,

Temperature
Allergies

Rest Evercool Bedding Bundle

Starting at

$289⁰⁰

Temperature
Allergies

Bedgear React Pro Mattress Topper

Starting at

$382⁴⁹

$449⁹⁹

$68 OFF

Medium Comfort,

Allergies
Temperature

A king size mattress protector helps keep your mattress clean, comfortable and protected from everyday spills, sweat, dust and allergens. Designed to fit standard king mattresses, a quality king mattress protector creates a practical barrier between your mattress and your sheets without changing the feel of your bed. Look for features that match your sleep needs, such as waterproof protection for guarding against liquid damage, breathable fabrics for improved airflow and soft, quiet materials that help preserve a comfortable night’s sleep. A king size protector can also help support a cleaner sleep environment by reducing the buildup of moisture, stains and household allergens on the mattress surface. Finding the best king size mattress protector starts with choosing the right fit and features. Measure your mattress, including any pillow top or added topper, then select a fitted king mattress protector with a deep pocket that stays securely in place. Waterproof king size mattress protectors are a smart choice for homes with children, pets or anyone who wants added protection against accidental spills, while cooling mattress protectors can help promote a fresher, more breathable feel. Easy-care materials that are machine washable make routine cleaning simple, helping your mattress stay fresher for longer while extending the life of your bedding investment.

What materials are commonly used in king size mattress protectors? + -

Common materials include cotton, polyester, rayon from bamboo and blends. Some protectors also feature quilted fabric, breathable layers or a soft stretch skirt.

How should I wash a king size mattress protector? + -

Follow the care instructions on the product label. Many protectors can be machine washed with mild detergent and tumble dried on a low setting.

What features should I look for in a king size mattress protector? + -

Consider the cover material, cushioning, breathability, stretch, noise level and care requirements. Choose features that match your comfort preferences and bedroom routine.

Can a king size mattress protector be used with a mattress pad? + -

Yes, a mattress protector can typically be layered with a mattress pad. Place the protector directly over the mattress, then add the mattress pad above it.

How often should I clean a king size mattress protector? + -

Clean it according to the care label and your household routine. Washing it whenever you launder your sheets can help keep your bedding fresh.