Perceive pro black color cotton fabric elastic bed sheet all of our pro series products are produced from high quality fabrics. it is under 100% guarantee. it is made of 63 wire woven cotton fabric + it grips your mattress comfortably with a depth of 30 cm. .we recommend washing at maximum 40 degrees. your product questions are answered within a maximum of 15 minutes. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.