Customers say this mattress protector fits exceptionally well on various bed sizes, including deep pocket and pillow-top mattresses. Many reviews mention how it stays securely in place without sliding off during the night. The cover receives praise for being quiet during movement, unlike typical protective covers that make crinkling sounds. Users appreciate its soft feel and comfort under sheets. Frequent comments address its effectiveness at protecting against spills and accidents, particularly from pets. The cover proves easy to put on and remove, with many noting its simple washing process. While most find it fits as advertised, some users with extra-thick mattresses note it may run slightly small for 22-inch depths. Reviews consistently highlight its durability and quality construction. Pet owners particularly value its protective qualities while maintaining comfort.