Customers praise the product for its exceptional comfort, noting it adds the perfect amount of plushness without causing overheating. The breathability, attributed to the 100% cotton shell, is frequently highlighted, keeping users cool throughout the night. Reviewers also appreciate the excellent fit, with many mentioning it stays securely in place on deep mattresses. The quality of the material is consistently described as top-notch, contributing to a luxurious feel and a significant improvement in sleep quality.