It is made of 1st quality 100% organic cotton fabric. 57 wire threads are used in 1 cm2. the bed sheet consists of 3 pieces in total, 240x260 cm + 50x70 cm (2 pillows). duvet cover is not included in the set. it is used as a decorative. king size is oversized. it is rubber-free due to changing mattress sizes. it certainly does not fade. it is ideal for daily use with its useful and cotton structure. it provides a comfortable sleep by balancing the heat with its breathable cotton fabric. it is friendly to your skin with its soft and quality structure. it will be a perfect choice for you and your loved ones on your birthdays, special days and new year's eve, and you will enjoy using it for many years. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.