Cal King Mattress Pad Cooling Rayon from Bamboo - Quilted Fitted

In this review of the Cal King Mattress Pad Cooling Rayon from Bamboo, the bottom line is simple: it is best for sleepers who want a soft, breathable layer that adds plushness and temperature regulation without changing mattress feel. The pad stands out for its bamboo-rayon surface and lofty 12oz 5D spiral fill, which together create a cloudlike sleeping surface and improved airflow. Reviewers who value a deep-pocket fitted design and easy machine care will find this mattress pad worth considering for year-round comfort.

Key Features

• Bamboo-rayon surface: The cover is made with 45% organic rayon from bamboo, offering enhanced breathability that helps keep the surface cool in warm weather.
• Ultra soft fill: Overfilled with 12oz of 5D spiral fiber, the pad adds visible plushness and cushioning that softens a firm mattress while still supporting the back.
• Honeycomb quilting: An ergonomic honeycomb design reduces pressure points and helps the padding stay evenly distributed during use.
• Deep fitted pocket: The elastic skirt stretches to fit mattresses up to 21 in thick, keeping the pad securely in place on deep or pillow-top beds.
• All-season comfort: The combination of bamboo content and loft creates a balance that aims to be warm in winter and cool in summer for year-round use.
• Easy care: Machine washable on a gentle cycle and air dryable, the pad is wrinkle resistant and simple to maintain at home.

Who It's For

The Cal King mattress pad is a good match for sleepers with a firm or minimally padded mattress who want a noticeable softness boost without swapping mattresses. It also suits people who prefer natural-feeling surfaces and improved breathability, as the bamboo-rayon content emphasizes cooling and airflow.

It is less appropriate for buyers who need guaranteed waterproof protection or a very thick, comforter-like topper; customer opinions are mixed on waterproofing and overall thickness, so those who require full liquid protection or a heavy-feeling topper should look for a dedicated waterproof protector or thicker mattress topper instead.

Pros & Cons

Pros

• Soft, cloudlike loft adds comfort to firmer mattresses while providing gentle support.
• Bamboo-rayon surface increases breathability and helps regulate temperature across seasons.
• Deep 21 in pocket keeps the pad secure on thick mattresses and prevents slipping.
• Machine washable design makes care straightforward and convenient.

Cons

• Not guaranteed to be fully waterproof, with mixed user feedback on liquid protection.
• Some users may find the pad thinner than a comforter-style topper if they want maximum cushioning.

Specifications

Our Verdict

This Cal King mattress pad is a practical upgrade for sleepers seeking extra softness, better airflow, and a secure deep-pocket fit at an affordable price. It delivers noticeable plushness and all-season comfort without complicated care, making it a solid value for those who do not require full waterproofing or an ultra-thick comforter-style topper.

Frequently Asked Questions

Will this pad fit a mattress over 16 in thick?
Yes, the elastic skirt is designed to stretch and fit mattresses up to 21 in thick.

Is the surface cooling?
The surface contains 45% rayon from bamboo for improved breathability and a cooler feel compared with typical cotton surfaces.

Can I wash this in a home machine?
Yes, machine wash on a gentle cycle below 30 degrees and air dry; it is wrinkle resistant and fluffs after drying.