Anti Suffocation Choking Emergency Device Breathing Trainers Asphyxia CPR Mask School Supply

Label:Yes Packing:1 set(includ 1pc Extruder,2pcs Mask) Color:As pictures Extruder :15*5*5cm(5.91*1.97*1.97in) Type:Choking Emergency Device Mask size: as shown Materials:Plastic

Features: 1.Effective Device:Effectively remove the liquid and foreign matters that cause dyspnea. In case of airway obstruction, you can feel at ease. 2.Easy to Use:The design is easy to use. Very simply, if you live alone, you can use it for yourself in case of suffocation. 3.Practical and Portable:The device is pre assembled and can be used directly without further assembly! It is simple in design, small in size and light in weight, and can be put in a backpack, suitable for home, school, outdoor use. 4. Anywhere:This kit is suitable for children and adults. It can generate strong negative pressure faster, and you should take it with you when you go out, so that you can rest assured.