Stay comfortably cool throughout those hot summer nights with the innovative Cogit COOLOOP Cooling Pillow. Designed to provide a refreshing sleep experience, this cooling pillow keeps you pleasantly cool without the need for ice packs or refrigeration. Key Features: Embrace a refreshing sleep with the Cogit COOLOOP Cooling Pillow, ensuring a restful night's sleep even on hot nights. Say goodbye to uncomfortable ice packs—this pillow remains cool without external cooling requirements. Experience the convenience of a pillow that 'freezes freely in environments below 28 degrees', providing a comfortable and non-condensing coolness. The PCM Cool Gel technology reacts to temperature changes, absorbing and dissipating heat for a consistently comfortable sleep experience. Enjoy versatile cooling times: 10 minutes in the freezer, 30 minutes with tap water, and up to 3 hours in room temperature below 28°C. Dimensions: 18.5 x 13.5 x 2.5 cm, with a weight of approximately 148g—designed for ease and comfort. Origin: Made in Korea. Instructions: Simply place the Cogit COOLOOP Cooling Pillow on your pillow for a consistently comfortable sleep. If it feels sticky, refresh it by placing it in an environment below 28 degrees, or cool it in the refrigerator or tap water (avoid long-term refrigeration). Enhance your sleep experience with the Cogit COOLOOP Cooling Pillow, providing cooling comfort and restful nights, even during the hottest weather.