Customers say these cooling pillowcases deliver exceptional temperature regulation and comfort. Many reviews mention the immediate cool-to-the-touch sensation that effectively helps hot sleepers stay comfortable throughout the night. Users consistently praise the soft, silky, smooth texture that feels gentle against skin and hair. Common feedback includes appreciation for the hidden zipper closure that securely holds pillows in place and prevents slipping. Frequent comments address the pillowcases' ability to maintain coolness even after extended use, though some note the cooling effect diminishes where direct contact occurs but returns with slight movement. Reviews are overwhelmingly positive about the quality and construction. Many customers report purchasing multiple sets and comparing these favorably to other cooling products they've tried. Some mention the pillowcases are particularly beneficial for those experiencing night sweats or hot flashes. A few users note the material can be slippery, and some find the sizing runs large for standard pillows. Despite minor concerns, most customers express strong satisfaction with the cooling performance and overall comfort these pillowcases provide.