Features: Anti Choking Obstruction Trainer Vest: Anti choking obstruction trainer vest is emergencies first aids tranning device, is a simulation of suffocations and foreign body obstruction of the airway. First Aids for Suffocations: In anti-suffocations first aids education and training, wear them on the trainees, and practice abdominal compressions for the blockage of the airway caused by foreign objects. Easy Operation: High fit, professional simulation of adult airway obstruction CPR first aids training wearable vest, suitable for simulated self-rescues, first aids teaching practice. Diversified Exercises: Simulators can use standing, sitting, teaching aids or counters, tables and chairs to practice suffocations and self-help, first aids, and achieve the teaching purpose of saving lives. Wide Range of Applications: Very suitable for training, teaching, and hospitals, medicals schools, research centers, etc. Specifications: Material: Neoprene Color: As The Picture Shows Package Weight: approx.1200g Style Options: Adult/Child Size: As The Picture Shows Package Includes: 1 Set of Trainer Vest note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!