Anti-Choking Trainer SetCharacteristics summary: Standard Set Material: Durable diving fabric for comfort and longevity. Simulation Mechanism: Features a foam plug ejection system to mimic real choking scenarios. Adjustable Fit: Secure straps ensure a comfortable fit for various body sizes. Training Focus: Front side for abdominal thrusts, rear side with a padded back slap area. Accessories: Includes training vest, foreign body obstruction foam plugs, and a carrying bag.