Purchased on Amazon. New and unused. It will be removed from the outer box, slightly compressed, and shipped. Neck supporter corset cervical collar neck support breathable foldable soft lightweight washable body smartphone operation during travel stiff neck countermeasure Housework, childcare, driving, work, reading, writing. For home use. Unisex. Free size. 【Ventilation Design・Ventilation Hole Structure】Because it's an item that touches your neck for a long time, we focused on breathability and comfort. Multiple ventilation holes are placed in the silicone support part under the chin, creating a structure that allows air to pass through easily. Cotton material is used for the parts that touch the skin, making it breathable and maintaining a comfortable, dry fit. 【Stable Support・Zone Structure】 Adopts a zone structure that conforms to the shape of the neck. A silicone frame is built into the front support areas, designed to firmly support the necessary parts. It fits easily around the neck and is designed not to interfere with daily movements. [High Rebound Material - Both Sides Supported] High-density high-rebound sponge is used on both sides of the neck. It is structured to stably support the head without sinking too much. It is easy to maintain its shape and easily adapts to changes in posture, ensuring a comfortable fit. 【Versatile and Daily Use】Supports various life scenes such as desk work, at-home time, during commutes, and relaxation time. It's a neck supporter that's easy to use for daily neck support, not limited to specific purposes.