Major® Prosight Multivitamin Supplement, 1 Bottle Ladies' 8 15 Knee Highs ANALOG (DIAL) READOUT * 100 MSHQ 1885 ANALOG (DIAL) READOUT * 100 lb * The heavy duty dynamometer features the hydraulic system that is used in the industry accepted Baseline© and Jamar© hand dynamometers and pinch gauges * Hydraulic system ensures accurate readings * The dynamometer is much lighter (1 ASTM Level 3 (Heavy fluid protection) * Two polyurethane headbands secure the mask to the face to help ensure a tight facial seal and prevent leakage around the mask edges * Large pouch style breathing chamber and So Soft lining for added comfort * Each tablet contains 1500 micrograms of vitamin A (as beta carotene) 38 milligrams of calcium