Customers find the product to be comfortable and supportive, with many appreciating its quality material and firm memory foam that retains its shape. The product is noted for providing good support for various needs, including back pain, GERD, and post-surgery recovery. However, some customers have expressed concerns regarding the product's size, with a few finding it too large or not expanding to advertised dimensions. There are also mixed opinions on the material, with some praising the bamboo fiber cover and others noting issues with the pillow's shape upon arrival.