This item has never been used after being purchased new, but it has been opened to check the contents. The shipping label will be affixed directly to the product packaging. Please be aware of this. Since this item is also listed on other sites, we may have to cancel your order depending on the timing. 【This pillow is "super weightless"】 Approximately 610 3D honeycomb gels envelop your head, creating a floating sensation as if you were in a zero-gravity space. GOKUMIN's Japan-first 3D honeycomb structure gel gently supports while distributing head pressure, minimizing the burden on your neck and shoulders. It delivers blissful hours of deep sleep every night. ●Size: Approximately 53 x 28 x 4.5-15 cm (height adjustable) ●Gel body: Thermoplastic elastomer ●Outer cover front/sides: 95% polyester, 5% polyurethane, back: 100% polyester ●Inner cover: 100% polyester ●Adjustment sheet: Urethane foam ●Color: Black ●Product weight: Approximately 3.4 kg ●Accessories: 6 adjustment sheets, storage bag for adjustment sheets, instruction manual with warranty, thank you card ●Country of manufacture: China, planned and developed by a Japanese company