Price not negotiable! Authentic! Brand new, unopened. Hitsuji no Iranai Makura (Pillow You Don't Need Sheep) Tuning [Size] Approximately 55 x 35 x 4/11cm (width x depth x height low/high) *Size and weight may vary. Please understand. [Weight] Approximately 3.2kg *Size and weight may vary. Please understand. [14-step height adjustment] 14-step height adjustment is possible by changing the number and direction of the fibers. [For a sleeping posture that suits everyone] Because it supports firmly while sinking with fiber and TPE, it fits your sleeping posture. [With pillowcase] The fluffy pillowcase made of Tencel material gently wraps your skin. [Comfortable sleep] The punyon-ponyon TPE material makes you feel like you're floating in water. [Wide range of pressure distribution] The triangular lattice structure, based on ergonomics, distributes the pressure on the head. [Excellent breathability] Designed with two layers of breathability to dissipate heat and moisture, allowing you to spend the night comfortably. [Washable] The main body is washable, so you can always use it cleanly.