● Material: memory foam (filler) & polyester (crystal velvet fabric) ● Perfect comfort: The premium material and ergonomics bring you superior comfort, sweeping away all your fatigue so that your work and plans are not affected by fatigue. ● Comfortable fabrics and soft memory foam: The pillowcase of the luxury crystal velvet fabric has smooth and soft touch. The soft and perfect elastic memory foam will quickly recover shape after a long time use. ● Detachable design: The pillowcase which is also the travel bag can be removed and washed to keep your pillows clean and tidy. The memory foam can NOT be washed and exposed. ● Advanced printing technology: The pattern shows clearly and perfectly on the pillowcase by mature printing technology, and it will not fade for a long time.