The blue C2 collar is intended to remedy spinal cord injuries. It is 10.5cm in diameter and size 1 for people who want it. Its purpose, apart from limiting the mobility of the neck, is to provide a support with a certain degree of flexibility that determines the extension of the neck. In addition, it facilitates comfort, is translucent for x-rays and is resistant. It contains a foam with a full cotton cover and is protected by a rigid plate. It can be used at any time to limit the displacement to the right, left and extension of the neck. It also comes with a design that has a closure that securely supports the head. The Donjoy collar, which is suitable for all people who have cervical problems, can be worn on the neck.