To customers: life is full of surprises. Package Includes: 1 x Neck Brace Item Name: Neck Brace Material: ABS Features: Adjustable, Easy to Wear, Breathable, Not Stuffy Size Details: Light Grey, L: 15.7cm, W: 16.4cm Dark Gray, L: 15.5cm, W: 16cm Specifications: This neck brace is adjustable, hollowed out, and breathable, making it easy, comfortable and not stuffy for you to wear. To relieve neck discomfort and maintain healthy curves, this neck brace supports the cervical spine and corrects forward tilt. This neck brace is constructed of abs material. There are 2 color styles to choose from. This neck brace is suitable for sedentary and other cervical discomfort people at home and office. Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. We strive for excellence. And hope you have a nice day!