Syringes are made of plastic, rubber, and stainless steel. The syringes can be plastic or glass, and usually have a scale indicating the volume of liquid in the syringe.
QuikClot Combat Gauze LE, Z-fold, Black Vacuum Packed is a sterile, soft white, 4 in. x 4 yds. Nonwoven gauze with X-ray indicator, and is impregnated with kaolin.