This neck pillow offers stable support with an adjustable fill system. It is designed to fit around the neck and to help prevent gaps or discomfort when used as intended. You can fill or remove the internal tube to match your personal preferences. The pillow uses a zoned design and insulation with a vertical lining to improve comfort and warmth where needed. Key benefits - Neck friendly fit: the pillow is shaped to wrap around the neck for stable, comfortable support. - Adjustable fill: you can fill or remove the internal tube to customize firmness and height. - Zoned design with vertical lining: provides targeted insulation and comfort for different areas of the neck. - Simple and practical: designed for everyday use with straightforward adjustability. Function and design highlights - Function: supports and stabilizes the neck during use. - Compatibility: suitable for typical neck sizes and personal filling preferences. - Size concept: designed to fit around the neck for secure positioning. - Material and performance: features a zoned design and vertical lining to enhance comfort and insulation where needed. Use scenarios - At home: useful while reading, watching TV, or resting to keep the neck aligned. - In travel: suitable for car or plane trips to reduce neck strain on long journeys. - At work: helpful during desk tasks or long calls to support neck comfort during extended use. Notes - The description emphasizes a neck friendly fit, adjustable fill via a tube, and a zoned design with vertical lining to improve comfort and insulation.