AliPlus Blood Type Patches IR Infrared reflection Patches,Can Hook and Loop or sewing for Various Tactical Backpacks Caps Hats Jackets.Laser Cut Patches Using the process of laser cutting and reflective patch,Infrared reflection at night for easy identification,durable, anti-wrinkle, non-iron, non-sticky, easy to clean.
It is widely used in military armbands to quickly indicate blood type.The blood type Patches can help to quickly identify the blood type of the injured in a dangerous situation.So that medical workers can take timely and effective treatment measures.