Gray box sheet made with Egyptian extra-long staple cotton, soft and breathable, 100% cotton. - Size: 100x200x40cm - Material: 100% cotton - Features: Made with Egyptian extra-long staple cotton - Color: Gray - Type: Box sheet ■ 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, this gauze is woven in three layers, making it durable and lightweight. It is finished with a fluffy texture that traps air. An inner layer of air is created, providing excellent moisture absorption, breathability, and moisture wicking. It feels cool and refreshing in the summer and keeps you comfortable by retaining body heat in the winter. The fluffiness increases with each wash, and it becomes more familiar to the skin. It has a fluffy and comfortable feel. ■ 【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 higher yarn count (number) ⇒ finer yarn ⇒ the fabric becomes softer and more supple. The yarn is made finer for a softer and more supple feel. ■ 【OEKO-TEX Certification】 "OEKO-TEX" is a certification for textile safety. OEKO-TEX is a certification for textile products that are safe for people and the environment, 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 considerations, and consideration for people in the production system. ■ 【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 box sheet is carefully finished with double stitching all around, making it durable and long-lasting. The depth is 40cm, not the typical 30cm.