Stay cool and comfortable with this sheet from Sharper Image, utilizing fabric technology to wick away moisture and give you superior breathability. The High IQ finish adds to your comfort by giving you a cool touch to the fabric. Sateen weave. 750 threads per square inch Easy care. 4 inch self piped hem on flat sheet and pillowcases. Extra Deep sheet sets available online only. OEKO-TEX - Made In Green 15 inch fitted sheet pocket should fit mattress up to 18". High IQ Cool Comfort finish helps you sleep cool Cool Comfort is designed for improved breathability and comfort Advanced moisture management wicks away moisture to keep you cooler, drier Cotton/Polyester Machine washable King sheet set dimensions are Flat 110" x 104", Fitted 78" x 80" + 15" pocket, King pillowcases 21" x 40". 4 piece set contains 1 Flat, 1 Fitted and 2 King pillowcases. Queen sheet set dimensions are Flat 92" x 104", Fitted 60" x 80" + 15" pocket, Standard pillowcases 21" x 30". 4 pc set contains 1 Flat, 1 Fitted and 2 Standard Pillowcases.