Customers highly praise the product's excellent fit, noting it stays securely in place without bunching or slipping. The comfort provided is also a significant positive, with many reviewers highlighting the soft feel and lack of noise, which does not detract from the mattress's original comfort. The product is also commended for its quality construction and its effectiveness in providing protection against spills and accidents, safeguarding the mattress investment. Many customers find the product to be a great value for its price, especially considering its durability and performance.