This 140x200x40 size fitted sheet uses Egyptian extra-long staple cotton, providing excellent moisture absorption and a high-density weave for a comfortable night's sleep. - Product Name: Fitted Sheet Double - Material: Egyptian extra-long staple cotton - Size: 140x200x40 - Fiber Length: 35mm or more - Fabric Properties: COTTON100, Moisture-absorbing, Soft fabric, 300 thread count high density ■ Size: Approximately 140 x 200 x 40cm Color: White ■ Composition: 100% cotton (3-layer gauze, 60-count yarn, 300 thread count) ■ Specifications: All-around elastic, 40cm depth ■ Machine washable (use a net) ■ Planned in Japan, Made in China ■ 【100% Cotton Triple Gauze】 Woven in three layers, this gauze has a soft and gentle feel, making it durable and lightweight. It's finished with a fluffy texture that traps air, creating an inner layer of air that absorbs moisture, provides breathability, and wicks away moisture. It feels cool in the summer and retains body temperature in the winter, providing comfortable use. The fluffiness increases with each wash, and it becomes more familiar to the skin. It has a fluffy and comfortable characteristic. ■ 【60-count, 300 thread count】 Instead of the 40-count yarn commonly used for gauze, 60-count combed yarn is used for the weft. 60-count extra-long staple cotton 100% 300 thread count high-density fabric. A larger (higher) count ⇒ finer yarn ⇒ the fabric becomes softer and more supple. By using finer yarn, the fabric has a softer and more supple feel. ■ 【OEKO-TEX Certification】 "OEKO-TEX" certification for textile safety. OEKO-TEX is a certification for textile products that are safe for people and the planet, rigorously checking the safety of textile products to the highest standards in the world, as well as the production system that considers the environment and workers. This certification is awarded to textile products that have passed strict examinations, including safety, environmental production systems, and consideration for people. ■ 【Seamless Finish】 A seamless finish that leads to comfortable sleep. The top surface has no seams, so the seams do not touch the skin, providing comfort. ■ All-around elastic, double-stitched, 40cm depth, 360-degree anti-slip. The fitted sheet has a carefully finished double-stitched all-around elastic, making it durable and long-lasting. The depth is 40cm, not the typical 30cm.