gorget Cervical Collar Rigid Features: rigid cervical collar for arthrosis and \"whiplash\". The rigid surface is made of 1.5 mm thick polyethylene to offer greater support. Support padding (upper and lower) covered with imitation leather and particularly shaped non-toxic. The upper padding is extended to the entire length to protect the back of the neck. Circumference and height adjustable by means of Velcro supports. All the superficial contact velcro are 50 mm to ensure a better seal of the two surfaces.