Material and construction Material: cool silk fabric with a quilted latex filling. Moistureabsorbing, breathable, and fast perspiration to help you stay comfortable through the night. 360° wrapping and silicone antislip particles on the back provide a secure, nonslip fit. Suitable for mattresses 5–28 cm thick. Fit, finish and performance Snug, StretchFit design with stretch technology helps keep sheets in place without slipping, sliding, or bunching up even if you move. The fitted sheet easily conforms to the mattress with allaround elasticity, giving the bed a neat, beautiful finish. Size options and contents Available as Single and Double fitted sheets, both featuring the same secure fit technology. Packaging clarification: 1pcs means the package contains only 1 fitted sheet; 3pcs means the package contains fitted sheet*1 and pillowcase*2. Use scenarios Restless sleepers: the stretch, antislip design minimizes sheet movement so you wake fewer times during the night. Hot or humid nights: breathable fabric and moistureabsorbing filling help you stay comfortable while you sleep. Family or guest use: the 3piece option includes pillowcases, making it convenient for complete bedding updates.