Material: Gel-infused memory foam
Dimensions: 75" x 39" x 3'' (twin-size mattress topper).
The 3-Inch Gel Memory Foam Mattress Topper features an open-cell ventilated design to promote airflow, distribute body heat, and help keep hot sleepers comfortable for restful sleep.
The high-density memory foam also helps evenly distribute body weight to relieve pressure points and prevent you from sinking too far into the mattress.
The foam mattress bed topper offers enough comfort, adding a layer of plushness to your bed while also being supportive, it's great for side sleepers or those looking for an extra soft sleeping surface.
This mattress foam pad topper is available in sizes fitting everything from twin beds up to king mattresses, providing the ultimate upgrade to any mattress. Purchase it with more confidence!

KOMFOTT 3-inch ventilated memory foam mattress pad topper, white

Most importantly, a good memory foam topper will conform to your body giving you the full head-to-toe body support your old firm mattress could not give with less pressure, less tossing and turning making it worth their cost.
Parameters:

Twin mattress topper measures 39" W x 75" L;
The full mattress topper measures 54" W x 75" L
The queen mattress topper measures 60" W x 80" L
King mattress topper measures 76" W x 80" L
3" thick mattress memory foam topper enhances the significant comfort level of new and old mattresses alike, providing a better sleep experience for most people;
Spot clean only;
3-year limited manufacturer's warranty.

With this memory foam mattress bed topper,

Improved comfort and a better-protected mattress will provide restful sleep for years to come.
A great way to improve a fold-out sofa bed, futon, etc.
Proper spine alignment and back pain will be relieved.
Good for those with a firm mattress who just need a little extra comfort and support for the body.

Warmest Tips:

1. Please note: Unpack the mattress topper in a well-ventilated area for 48-72 hours to allow the slight foam odor to dissipate and return to normal shape and size for your twin mattress bed.
2. A regular bedsheet or mattress cover or mattress protector is recommended for this foam mattress topper to prolong its service life and prevent from stains.