Shockproof. Latex-free. Exclusive pressure-distribution system. Pressure-proof manometer. Ensures durability and reliability. Micro filter. Protects valve and manometer. Large diameter scale. 56 mm diameter black-on-white scale is easy to read. High quality indicator. Precisely calibrated, durable and shock resistant. Large insufflation bulb. 50 % larger bulb volume for fast inflation of the cuff. Exclusive air-release valve. Provides fine and precise air release rate adjustment, quick deflation, and extreme durability. A rubber-stop prevents valve-lock. Upper housing made of aluminium alloy with a shock absorbing ring protecting indicator and glass. Lower housing is moulded of shockproof plastic with shock absorbing, anti-slip coating. High quality, single-tube cuff with velcro fastener. Washable. Adjustable spoon (plastic). For both right or left-handed operation.