Product Materical: Latex Color: White Dimensions 30 x 50/19.69" x 19.69" What is memory pillow? A pillow made of memory pillow, slow rebound material, its function is not to increase people's memory but because often use pillow will form the inherent shape of for head and neck. Memory pillow is mostly slow rebound pillows. The characteristics of memory pillow: 1, absorb the impact, because the for head and neck force is very average, so on the pillow whenit feels like floating in the water or the cloud, the skin feels like there is no oppression, also known as zero pressure. Sometimes we use the usual pillow ear there will be pressure phenomenon, but the use of slow rebound pillow will not happen. 2, memory distortion, automatic modeling of the ability to fix the for head, neck may reduce;automatic modeling of the ability to properly fill the for gap shoulder, the shoulder at the bed toavoid the common problems of leakage, can effectively prevent cervical problems. 3, anti-bacterial anti mite, slow rebound sponge to inhibit the growth of fungi, fungal reproduction growth produces a pungent odor, when there is sweat saliva under such circumstances, more prominent No retail package Package includes: 1Pcx Orthopedic Neck Pillow Fiber Slow Rebound Memory for Health Care Latex Foam Pillow