Non Latex Inflation System Large Adult Jobst Ultrasheer 20 30 ThighHi Knee Hi * Classic Black Jobst Ultrasheer 30 40 ThighHi Knee Hi * Classic Black * 30 40 mmHg * Large * Ankle Circ 10 113 8 Calf Circumference 12 1 2 18 1 8 * Beautifully sheer hosiery Durable long lasting * Sandalfoot styling * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable * liquid (milk) Our Non Latex Calibrated© V Lok© Inflation System provides a high quality alternative for patients and practitioners who are hypersensitive to natural rubber Latex *The inflation bulb and bag are a special blend of Neoprene that is resistant to attack from ozone acids bases alcohols and various hydrocarbons while retaining the feel and function of our standard natural rubber Latex parts *Their distinctive terra cotta color will make them easy to identify *The Air Flo© Control Valve body and air release mechanism are precision machined brass nickel and chrome plated *Air entering the system is regulated by a resilient valve tip of specially formulated silicone rubber designed for quick recovery and resistance to distortion and aging *Three key interior parts: the relief pin the relief spring and the valve spring itself are made of stainless steel for corrosion free non stick operation *Comprises Cuff *Latex or Non Latex Inflation Bag *Latex or Non Latex Bulb *Air Flo© Control Valve *Size: Large Arm *Standard Cuff Color: Medium Blue *Limb Circumference: 33 cm to 47 cm