Safe and Firm Construction The ES-99HDS Pretty Electric Hospital Bed's frame is made of steel with powder coating and the mattress' platform is made of ABS plastic which has ventilation holes. Head and Foot Board Removable The boards are made of ABS plastic, allowing for easy removal when in an emergency. Swivel Side-rails The side-rails provide the optimum protection against a fall. Both sides have the patient control panel which can manipulate Hi-Lo, back, knee and Auto-chair independently and the outside panel is used by caregivers to prevent the spread of infection. Mattress Stopper There are stoppers around the mattress platform. I.V. Pole Holes and Drainage Bag Hangers There are six I.V. pole holders around the bed and the hangers for the drainage bags on each side of bed. Auto-Chair Function This function manipulates the back-rest and knee-rest simultaneously to the position of a chair, it provides a comfortable position for patients