Suffocation First Aid, Training Wearing Vest: During anti-suffocation first aid education and training, wear it on the trainees, and practice abdominal compression when the airway is blocked by foreign objects, make the correct steps to deal with. Squeeze out foreign matter that blocks the airway , the intuitive teaching mode brings students confidence and application effectiveness. Diversified Exercises: Simulators can adopt a standing posture, a sitting posture, use teaching aids, or use counters, tables and chairs to practice and experience suffocation self-rescue, first aid, and achieve the teaching purpose of saving a life. Easy Operation: high fit, professional simulation of adult airway obstruction CPR first aid training wearable vest, suitable for simulated self-rescue, first aid teaching practice High Quality: Upgrade ergonomic design, made of ABS, more soft and durable to use. Adjustable straps, size of 44.5" x 12.6", suitable for Adult & child. Wide Audience: Educational tools provide great educational tools for students/teachers/professors. They are the go-to experts. They are more efficient, faster to use, and facilitate better understanding and practice