Aquasonic 100 Non Sterile 5 Liter (175 Oz) Fitness & Rehab Knee Hi * Classic Black Wall Transformers Knee Hi * Classic Black * 30 40 mmHg * Medium * Ankle Circ 8 3 8 9 7 8 Calf Circumference 11 7 8 16 1 2 * Beautifully sheer hosiery Durable long lasting * Sandalfoot styling * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable * Includes: unit nebulizer kit mouthpiece air tube ac adapter 4 air filters storage bag instruction manual * HCPCS Code E0570* Virtual Valve Technology * Compact and convenient ORIGINAL BLUE * 5 Liter(175oz) Each * World Standard for Medical Ultrasound Transmission AQUASONIC 100 is the most widely used gel for diagnostic and therapeutic medical ultrasound * Recommended for all procedures where a viscous gel is required * Acoustically correct for the broad range of frequencies used * Completely aqueous will not stain clothing or damage transducers * Unique can't be copied formula is hypoallergenic bacteriostatic non sensitizing and non irritating * No formaldehyde * Not a spermicide * Used and recommended by leading manufacturers of medical ultrasound equipment worldwide *