Graham Field Labstar Deluxe Sphygmomanometer Adult AccumaxTM nylon cuff with index & range markings - Latex two (2) tube bladder - Large knurled air release valve for precision deflation - Deluxe end valve reduces dust build-up - Pressure measurement from 20 mmHg to 300 mmHg - Lifetime calibration warranty - Zippered carrying bag is included Caution: This product contains natural rubber latex, which may cause allergic reactions   Options: Product   Code  Deluxe Sphygmomanometer Adult Blue 202  Deluxe Sphygmomanometer Large Adult Black 202BK  Deluxe Sphygmomanometer Child Blue 202C  Deluxe Sphygmomanometer Adult Grey  202GY  Deluxe Sphygmomanometer Infant Blue 202I Sphygmomanometer Infant Black 202IBK  Deluxe Sphygmomanometer Newborn Blue 202N Sphygmomanometer Standard Blue Nylon  202S Sphygmomanometer Standard Blue Nylon  Large Adult 202S-X  Deluxe Sphygmomanometer Thigh Blue  202T  Deluxe Sphygmomanometer Large Adult Blue 202X