Descriptions: Bulb and air release valve instantly responsive. Smooth operating and long wearing. It cannot loosen and cause leakage. Suitable for sphygmomanometer, cervical traction, inflatable pillow, massage cushion, nasal cleaning device Specifications: Material: Natural Latex Color: Black Weight: 38g Type: Inflation Blood Pressure Bulb Package Included: 1 x Inflation Blood Pressure Bulb Note: 1. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard 2. This item is for use with standard aneroid sphygmomanometers. This item will not work for digital / automatic blood pressure monitors

After-sales Service --- We value our customers very much, so if you're not completely satisfied with products, please don't hesitate to contact us, So that we can solve your problems in time. Durable --- Valve seat cannot loosen and cause leakage. Instantly responsive --- Smooth operating and long wearing. Use --- Suitable for sphygmomanometer, cervical traction, inflatable pillow, massage cushion, nasal cleaning device. Blood Pressure Bulb & Valve Replacement --- Replacement bulb and valve for sphygmomanometer blood pressure device.