Philadelphia collar comprises of two piece collar having a front piece and a back piece that are held together by velcro straps. Kudize orthosis cervical collar with front and back splints help limit flexion and helps in the easy movement of the cervical spine. The collar is used to support your neck bones and ligaments and reduce any movement that may further damage your neck. It is suitable for people with weak cervical spine and people who have sports injuries. The collar helps maintain the correct posture and helps avoid pain due to incorrect posture. The collar is made of hard plastic, with velcro straps to keep it closed. The front piece has a chin cup and the back piece is curved and fits against the lower part of your head.