The unique Ambu Head Wedge is designed to immobilize the patient’s head instantly and effectively when placed on a backboard. It is applied easily and quickly. With its innovative construction it enables a perfect fit to the patient in one step, saving time at the scene when seconds count!. Made of plastic, it is superior to any cardboard product. No need to worry about bad weather or rough handling anymore. Manufactured of recyclable plastic, making it both waterproof and very durable. Totally radiolucent, CT and MRI compatible, preventing unnecessary handling of the patient prior to and during examination. Stores completely flat, saving valuable storage space and can even be stored attached to the backboard. Provides outstanding access to patient. Fully adjustable to fit all sizes from children to adults. Fits all known backboards. Strong, self-adhesive head strap with medical grade adhesive ensures a secure hold without any discomfort to the patient.