Brand: E-RAKUNA Features: Removable cover Color: Gray Size: Standard Material of filling: Polyester Shape: Dog-shaped Materials: [Pillow part] (Outer fabric) 88% Polyester, 11% Rayon, 1% Polyurethane (Mesh part) 100% Polyester (Filling) Polyethylene, Elastomer [Massage ball part] (Outer fabric) 100% Polyester, 11% Rayon, 1% Polyurethane (Body) ABS resin (Switch part) Silicone Weight: 2.45kg Charging time: Approximately 4 hours Operating time: Approximately 2 hours ★Product Overview★ A pillow that directly targets the neck and shoulders while you sleep! Reproduces the techniques of a chiropractor with four massage balls and a warmth of approximately 35°C, simulating human skin. Resets stiff necks and shoulders that you can't manage on your own. I have used it about 10 times, but I am selling this one because I use a type that is used while sitting. Operation has been confirmed, but it is a used item, so please refrain from purchasing if you are looking for perfection. Instruction manual included. Please charge it after arrival before use. It cannot be used while charging. Pillow Bedding Neck, Shoulders, Shoulder stiffness, Stiffness, Shoulder pain, Care Heat, Rechargeable Please check the profile before purchasing or commenting.