Brand new, unused Retail price: 12,000 yen Size: 40 x 60cm x height 11.5cm *Adjustment sheet included. Comfort: Slightly firm. Other: Includes one 1cm height adjustment sheet. Other specifications: Antibacterial and deodorizing treatment (cover), quick-drying and absorbent (cover surface and back) This is the entry model of the RISE Sleep Oasis Fiber Pillow, and it offers a slightly softer feel compared to other series. The high-resilience fiber provides excellent breathability, allowing heat and sweat to escape easily, and supports smooth sleep onset by lowering core body temperature*. The cover is treated with antibacterial and deodorizing properties, and can be washed in a washing machine. The pillow itself can be washed with water in the shower, so it can all be washed and kept clean, ensuring peace of mind. Comfortable customization is possible with the height adjustment sheet. *Core body temperature: The temperature inside the body, such as the brain and organs, which is higher than skin temperature. A rapid drop in this core body temperature brings on strong sleepiness.