Positive plunger stop allows for maxiumum filling and eliminates costly spills. Tapered plunger shaft permits one-handed operation. Luer slip syringes allow for easy syringe removal from needle and easy needle replacement. Reinforced tip reduces breakage. Tri-seal o-ring reduces leakage and provides accuracy. Size is 6 Cc/50 Count. Dimensions are 4.75 X 8.5 X 5.25 UPC Code = 726087088815