HARBOREST Ice Cube Cooling Pillow for Side Sleepers Memory Foam Side Sleeper Pillow Support Head & Neck for Pain Relief，12"x24"x5"

True Cooling: The cube pillow case contains 50% frozen cooling fiber, which is a breathable, soft and extremely cool air layer fabric, allowing almost all side sleepers to experience a real cool world, even in the hot summer Customized Softness or Firmness: Our reversible cooling memory foam pillow will basically match your needs. 1/3 of the memory foam side is soft, 2/3 high resilience sponge side is firm. NOTE: The softness and hardness of the sponge will change with temperature. In cold areas, the sponge will be harder overall, while in hot areas, the sponge will be softer overall Neck Pillow for Side Sleepers: The Harborest Square Pillow is designed for side sleepers. It is available in three different thicknesses, please choose the right option that fits your height to ensure comfortable night sleep (You can choose the most suitable height according to our No.2 picture) Removable Pillow Cover: The cooling cube pillow case is removable and machine washable for greatly extending the life of pillows. The side pillow is rolled up inside the box. Please leave it for 30-60 minutes after unpacking to fully recover its shape Care Instructions: When you open the package, you may notice that the sponge has a unique odor, but it is not harmful to your body. Once you receive your block pillow, you can place it in a well-ventilated area for 24 hours to allow the odor to dissipate