Tena® Extra Underpad, 17 x 24 Inch, 1 Case of 12 Back Body Massagers Knee Hi * Honey * Style:1 Pair (Left & Right) Knee Hi * Honey * 30 40 mmHg * X Large * Ankle Circ 11 1 2 13 Calf Circumference 13 3 8 19 5 8 * Beautifully sheer hosiery Durable long lasting * Sandalfoot styling * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable * Ultra powerful compressor for both humidification and High Flow High Pressure nebulization of viscous medications * Optimizes medication delivery by aerosolizing to a particle size of < 2 microns * Easy to read Pressure Gauge * 1 Year Limited Warranty The highly absorbent material is evenly distributed throughout the core Underpad consists of a polyethylene layer combined with sealed edges to ensure leakage protection