Comfortable & Supportive: This foldable mattress is comfortable and supportive for its 4” height. It is constructed from a layer of 2.5” support base foam topped with 1.5” gel memory foam. The gel memory foam hugs your body while dispersing body heat away from the sleep surface for a cool night’s sleep. The support base foam supports your entire body, offers pressure relief and you won’t feel stuck in the memory foam. When you lay on our king folding mattress, you will feel like you are sleeping on a comfortable traditional mattress not a tri folding mattress that is suitable for all kinds of sleepers. Portable Mattress: You can simply unfold and fold this futon mattress king size in seconds anywhere. When you want this trifold mattress out of the way, you can fold and put it under your bed or in your closet, or the clearance in your room. This portable mattress is the best choice for small apartments and tiny rooms. Unlike the air mattress, this folding mattress is easy and quick to set up and never deflates. Its portability and storage capabilities make it convenient for camping and road trip. Take this tri folding mattress, you will sleep well by sinking into a nice bed rather than a chilly and clammy air mattress to make your travel into a luxurious experience. Multifunctional Tri Folding Mattress: Have not enough beds for your guests? This foldable mattress can serve as a extra guest bed for your overnight guests. It is an affordable way for hosting your guests without setting up an extra guest room. Also, it can be a playing mat for kids, a floor mattress for yoga, sleeping, gaming, camping, and RV. When converting this floor mattress, it creates a sofa for reading and watching TV. It is also an ottoman when you fold it up. You can put this folding mattress topper on your old mattress to soften your mattress without buying a new one. Also, it can serve as a temporary bunk bed mattress and trundle bed mattress.