Price not negotiable! Hitsuji no Iranai Makura (Pillow You Don't Need a Sheep) Shi-goku HT-001 Pillow with Cover and Box Hitsuji no Iranai Makura Shi-goku HT-001 Dedicated Cover and Box This pillow uses an incredibly soft new TPE material. This new material, "TPE (Thermoplastic Elastomer)," is highly elastic and resilient. It's a high-quality material also used in medical devices and sporting goods, and it's also durable. 【Materials】 Body: TPE (Thermoplastic Elastomer) Cover: 70% Polyester, 30% Regenerated Fiber (Tencel) 【Size】 Approximately 54 x 35 x 8/10cm (Width x Depth x Height, Low/High) 【Weight】 Approximately 3.2kg 【Color】 Black I purchased this new and only used it once, but it didn't suit my neck, so I'm selling it.