The Midmark 630 U-Shaped Headrest is an upholstered headrest for the Midmark 630 HUMANFORM Procedure Chair. This headrest is designed to provide proper, yet comfortable support of the head and neck for patients in the prone position. The positioning flexibility helps ensure proper alignment of the patient's back for increased comfort during exams or procedures. It measures 8" x 9" (20.3 cm x 22.9 cm).