Price not negotiable. When you sit on it... it's the ultimate. This item was purchased from Total Health Design and is unused, but please understand that it has been stored at home. Electromagnetic wave protection Noise protection Black Eye Maruyama style Zabuton (cushion) Shuukan Maruyama Guys Cotton Electromagnetic wave cut Electromagnetic wave prevention Total Health Design [Product Description] Size: Approximately 35x35cm Material: Outer fabric: 100% polyester (heat-generating and heat-retaining fabric) Inner fabric: 100% polyester (terahertz fabric, fullerene nano fabric) Maruyama style coil (copper wire coil) x 3 x2 Core material: 100% polypropylene Care instructions: ・Only the outer fabric and core material (cover and cushion) can be hand-washed. ・The core material cannot be ironed. ○ Shipping will be via Mercari.