10 Best Full Size Mattress Toppers 2025 in the United States

The Ultra Soft Full Size Mattress Topper by Niagara Sleep Solution is crafted from 60% polyester and 40% viscose derived from bamboo, making it ultra-soft and gentle on sensitive skin. This topper is designed to enhance your mattress, providing a 5-star hotel quality feel right in your bedroom.

Its main strengths lie in its cooling features, which are ideal for hot sleepers, and the added cushion that can potentially ease back pain. The topper is naturally cooling, breathable, sweat-absorbent, and free of harsh chemicals like latex or formaldehyde. It also includes deep pockets with stretchy sides, making it easy to fit on mattresses ranging from 8 to 20 inches deep, and is machine washable for convenient maintenance.

Allergy sufferers might find it beneficial due to its organic material and absence of harsh chemicals. This mattress topper is suitable for individuals seeking an added layer of softness and cooling to their current mattress, particularly those who tend to sleep hot or experience back pain.

The IULULU Full Mattress Topper is designed with gel-infused memory foam, providing a cooler and more comfortable sleeping experience. The ventilated design aids in moisture absorption and prevents sweat from soaking into the mattress, making it a suitable choice for hot sleepers. The topper is available in two thickness options (2-inch and 3-inch), allowing users to choose the level of cushioning and support they need.

The high-density memory foam conforms to the body, offering significant pressure relief and improving sleep quality, which can be particularly beneficial for those experiencing discomfort from a firm mattress. Additionally, the topper is CertiPUR-US certified, ensuring it meets standards for durability and performance without harmful chemicals. However, it's worth noting that this topper is not water-resistant, so it may require extra care to protect it from spills.

Setup is straightforward, although full expansion may take up to 72 hours, especially in cooler temperatures. The topper is easy to remove when needed for airing, but it cannot be washed. Weighing only 6 pounds, it's relatively lightweight and can be easily handled. Despite some of its limitations, like the lack of water resistance and washability, the IULULU Full Mattress Topper remains a great option for those looking to enhance their mattress's comfort and longevity, particularly if cooling features and pressure relief are a priority.

The Bedsure Full Size Mattress Pad offers a good blend of comfort and practicality for those looking to upgrade their sleeping experience. Made from 100% polyester, it provides a balance of softness and support with its ergonomic three-zone design and honeycomb-shaped middle quilting that helps distribute body pressure. The mattress pad is relatively thin, which means it won't drastically change the feel of your bed but will add a layer of comfort.

However, it lacks advanced cooling features, which might be a drawback for hot sleepers. On the plus side, the polyester material is naturally hypoallergenic and suitable for people with allergies. The deep pocket design ensures it fits securely on mattresses up to 21 inches deep, preventing any annoying shifting during the night. It also boasts noiseless operation and is machine washable, making it easy to maintain.

While not water-resistant, its enhanced durability and ease of care are significant advantages. Although it may not provide extensive motion isolation, it does enhance the comfort of your mattress. Ideal for anyone looking to add a soft, breathable layer to their bed without breaking the bank.