Chrome-plated precision crafted 300mmHg manometer. Luminescent dial features bold numerals and extended graduation marks for easy reading in all light conditions and from virtually any angle. Adcuff nylon cuff with ADC's proprietary Size Guide marking system prevents mis-cuffing. Adflow filter screen check and deflation valves reduce dust build-up. Adflow chrome-plated brass air release valve with micro-threads for precise deflation control. Leatherette carrying case with durable nylon zipper. Not made with natural rubber latex.