Description
xBreathable protection for your California King bed
Meet the GRT Waterproof California King Mattress Protector, built with 40% natural rayon from bamboo. This fabric blend is designed for skin-friendly softness and steady airflow, helping you stay cool and comfortable through the night.
Beyond comfort, this cover guards your mattress against everyday moisture. A double waterproof membrane blocks spills and sweat while remaining slim and unobtrusive beneath your sheets.
Key benefits at a glance
- 100% Waterproof with a double membrane to protect the mattress from spills and accidents.
- 3D Air Fabric surface enhances breathability while staying smooth, soft, and quiet.
- Deep pocket design fits mattresses from 8 to 26 inches with a stretchy skirt for a secure fit.
- Durable and easy to care for, machine washable with reliable waterproof performance after repeated washes.
Everyday use scenarios
Families with kids and pets often face spills and nighttime dampness. This protector provides a breathable barrier that helps maintain a dry sleeping surface. The bamboo rayon fabric feels gentle against skin, while the waterproof layer helps protect the underlying mattress from moisture.
For restless sleepers and hot sleepers, the 3D air fabric supports airflow that can reduce heat buildup, contributing to a more comfortable night.
Materials and technology
The protector blends 40% natural rayon from bamboo with a soft, durable outer layer. Bamboo rayon is known for its softness and breathability, helping regulate microclimates while remaining gentle on skin. The waterproof membrane is designed to shield against moisture without stiffness, keeping the surface flexible.
Smart design details
- 3D air fabric creates channels for airflow to pass through the surface.
- Stretchy skirt secures the protector to mattresses 8 to 26 inches deep, reducing shifting during sleep.
- Quiet operation means no plastic crinkle noise under the sheets.
Care and longevity
Wash in a standard machine cycle and tumble dry on low. The waterproof capability is designed to endure routine laundering, preserving performance over time.
Why consider this protector
Choosing this sheet protector pairs natural fiber comfort with practical protection. It is designed to support a cleaner, drier mattress experience without adding bulk or noise. Consider it a versatile layer that may help extend mattress life and simplify nightly routines.
FAQ
Q: What mattress sizes is the GRT Waterproof California King Mattress Protector suitable for?
A: Fits California King beds with deep pockets from 8 to 26 inches, offering a secure, breathable shield.
Q: Is this protector quiet and easy to care for?
A: Yes. The 3D air fabric stays quiet, and it is machine washable for simple, low-maintenance upkeep.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
- Choosing a selection results in a full page refresh.