High-quality Egyptian extra-long staple cotton box sheet, 100% breathable cotton. Color: Purple - Product Name: Box Sheet - Material: Egyptian extra-long staple cotton - Size: 140x200x40 - Fiber Length: 35mm or more - Fabric: 100% Cotton ■ Composition: 100% cotton (3-layer gauze, 60-count yarn, 300 thread count) ■ Specifications: All-around elastic, 40cm depth ■ Machine washable (use a net) ■ Designed in Japan, Made in China ■ 【100% Cotton Triple Gauze】 Soft and gentle to the touch, the gauze is woven in three layers, making it durable and lightweight. It is finished with a fluffy texture that contains air. An air layer is created inside, allowing for good moisture absorption, breathability, and moisture wicking. It feels cool in the summer and comfortable in the winter, maintaining body temperature. The fluffiness increases with each wash, and it becomes more familiar to the skin. It has the characteristic of becoming fluffy and comfortable. ■ 【60-count, 300 thread count】 Instead of the 40-count yarn commonly used for gauze, 60-count combed yarn is used for the weft, resulting in a 60-count extra-long staple cotton 100% high-density fabric with 300 threads. A higher count (larger number) ⇒ finer yarn ⇒ the fabric becomes softer and more supple. The yarn is made finer, resulting in a softer and more supple feel. ■ 【OEKO-TEX Certification】 "OEKO-TEX" - Textile Safety Certification OEKO-TEX is a certification that rigorously checks the safety of textile products to the highest standards in the world, as well as whether the production system considers the environment and workers. It is a certification for textile products that are friendly to people and the planet. This certification is awarded to textile products that have passed strict審査 (examination) including safety, environmental considerations in the production system, and consideration for people. ■ 【Seamless Finish】 A seamless finish that leads to comfortable sleep. The top surface has no seams, and the seams do not touch the skin, providing comfort. ■ All-around elastic, double-stitched, 40cm depth, 360-degree anti-slip The entire perimeter of the box sheet is carefully finished with double stitching, making it durable and long-lasting. The depth is 40cm, not the typical 30cm.