2-inch memory foam mattress toppers are a popular choice for those looking to add a layer of comfort and support to their mattress. They are the perfect thickness for a 180 pound person as they provide enough cushioning without sinking too deeply into the mattress. The memory foam material conforms to the body, distributing weight evenly and relieving pressure points. This can help alleviate aches and pains, making for a more restful sleep.1. 2-inch Memory Foam Mattress Topper
A 3-inch gel memory foam mattress topper is a great option for 180 pound people who tend to sleep hot. The gel-infused foam helps regulate body temperature, keeping you cool and comfortable throughout the night. This thickness also provides a good balance of support and cushioning for those with medium to high body weight. The memory foam material also offers the same benefits of pressure point relief and body contouring.2. 3-inch Gel Memory Foam Mattress Topper
For those who prefer a softer sleeping surface, a 4-inch plush mattress topper is an ideal choice. This thickness provides a deep sink-in feeling, perfect for 180 pound people who want to feel cradled by their mattress. The extra thickness also adds more cushioning, making it a great option for side sleepers. However, keep in mind that this thickness may be too soft for those with back or stomach sleeping preferences.3. 4-inch Plush Mattress Topper
A 5-inch down alternative mattress topper is a great option for those who want the feel of a down mattress topper without the feathers. This thickness provides a plush and luxurious feel, while also offering good support for 180 pound people. The down alternative material is also hypoallergenic and more affordable than real down, making it a practical choice for many sleepers.4. 5-inch Down Alternative Mattress Topper
A 6-inch latex mattress topper is a natural and durable option for those looking to add a layer of comfort to their mattress. Latex is known for its ability to provide both support and cushioning, making it a great choice for 180 pound people. This thickness also offers the added benefits of hypoallergenic and antimicrobial properties, making it a great option for those with allergies or sensitivities.5. 6-inch Latex Mattress Topper
A 7-inch cooling mattress topper is a great option for those who tend to sleep hot or live in warmer climates. This thickness combines the benefits of cooling gel-infused foam and a breathable cover to help regulate body temperature and keep you comfortable all night long. The extra thickness also provides good support for 180 pound people, making it a well-rounded option for a variety of sleepers.6. 7-inch Cooling Mattress Topper
A 8-inch bamboo mattress topper offers a unique blend of softness and support. The bamboo material is known for its soft and silky feel, while also being naturally hypoallergenic and breathable. This thickness also provides good support for 180 pound people, making it a great option for those who want a plush sleeping surface without sacrificing support.7. 8-inch Bamboo Mattress Topper
A 9-inch featherbed mattress topper is a thick and luxurious option for those who want the ultimate comfort and softness. The down feathers provide a plush and cloud-like feel, while also offering good support for 180 pound people. However, keep in mind that this thickness may be too soft for those with back or stomach sleeping preferences.8. 9-inch Featherbed Mattress Topper
A 10-inch wool mattress topper is a natural and sustainable option for those looking to add a layer of comfort to their mattress. Wool is known for its softness and ability to regulate body temperature, making it a great choice for all seasons. This thickness also offers good support for 180 pound people, making it a well-rounded option for a variety of sleepers.9. 10-inch Wool Mattress Topper
A 12-inch memory foam and fiber mattress topper is the thickest option on our list, providing the ultimate in support and cushioning. The memory foam layer conforms to the body, while the fiber fill adds an extra layer of plush comfort. This thickness is ideal for 180 pound people who want a luxurious and supportive sleeping surface. However, keep in mind that this may be too thick for those who prefer a firmer mattress. In conclusion, when looking for the best mattress topper thickness for a 180 pound person, it is important to consider your sleeping preferences and needs. Whether you prefer a softer or firmer feel, there is a mattress topper thickness that will provide the right balance of support and comfort for a restful night's sleep.10. 12-inch Memory Foam and Fiber Mattress Topper