Comfortable Arm Cuff: Made from soft nylon material with a non-toxic TPU airbag, ensuring a gentle fit without discomfort, hair snagging, or irritation. Features: Adjustable,Comfortable,Universal Compatibility,Non-toxic TPU airbag,Nylon material,Gentle hook velcro,Soft,Durable Set Includes: Cuff,Universal connectors Type: Blood Pressure Cuff Display Type: None.