Product Description Material: polyester fiber Size: M (suitable for neck circumference: 30-43 cm), L (suitable for neck circumference: 32-44 cm) Neck circumference: refers to the adjustable length of the magic stick after a circle around the neck Height: 90 cm Colour: Black Quantity: 1 piece Package content: 1 piece * neck brace 1. Effective pain and pressure relief: This soft ruff supports the neck; aligns and supports the vertebrae while restricting movement to relieve pain and added pressure in the spine area. 2. Corrects many ailments: This soft and cozy neck brace can be worn all day and while sleeping to fix posture, relieve stiffness in the neck or shoulders, restore the natural curvature of the cervical vertebrae, relieve headaches and migraines or to aid decompression of the spine. 3. Suitable for all neck sizes: We offer the ruff in two sizes for different neck sizes. We recommend checking the size chart before purchasing. This easy-to-wear neck support is suitable for men, women, young and the elderly. 4. First class quality: This ruff is made of a polyester, which is covered with a foam, which in turn is covered with breathable knit material. It's super soft, comfortable, and lightweight, and won't unduly affect your mobility. The material is more durable and robust and can be safely machine washed. 5. Suitable for daily use: In addition to therapeutic and medical use, this neck support can also be used as a soft sleeping pillow, as a soft neck support for travel on the plane or on long journeys. It can be used to adjust posture and avoid discomfort, especially for those who spend long hours in front of the computer screen.