There is no second chance when laser light is emitted. Be careful when you are not performing well. 100% POLYESTER imitation linen is tightly organized and feels soft and supple. Original paintings and unique color configurations, combined with rigorous and meticulous sewing techniques. The 4mm cotton rope is wrapped around the core, so that the pillowcase is straight and strong, and it is durable and not easily deformed. https://c1.staticflickr.com/5/4862/45378137554_5e25985329_b.jpg Pillowcase specifications: 41*41cm 53*53cm Pillow core Made by 100% Taiwan high quality pillow manufacturer, the whole process is supervised by YOUEATME DECO. Cotton touch, solid and full, durable and easy to deform. Pillow table cloth: 100% POLYESTER Cotton material: 100% POLYESTER https://c1.staticflickr.com/5/4878/46101525441_1511f487ac_b.jpg Pillow core specifications: 45*45cm, weight 350g. 55*55cm, weight 750g. Use & Note: 1) It is generally recommended that the pillow core be 5~10 cm more than the pillowcase, and the pillow will be full and solid; because our pillow core filling volume is much more than the pillow of the same specification on the market, the difference between the pillowcase and the pillow core is about 2~ 4 cm (41cm pillowcase with 45cm pillow; 53cm pillowcase with 55cm pillow), the size is not much difference, the pillow will be easier and less effortless, the pillow effect is full and fluffy. 2) This pillow is exclusive to the YOUEATME DECO pillowcase. It can be purchased with a pillowcase or a whole set with the pillow. 3) The pillow core should not be washed as much as possible. If there is irresistible factor, it must be washed. Be sure to dry and loosen the cotton to restore the original condition.