Dynarex Bulb and Piston Irrigation Syringes are designed to provide smooth gliding, continuous action with convenient, one-handed operation. The Piston Syringe is crafted with an O-ring to help ensure a positive seal, while finger rests and thumb ring allow for improved grip. Bulb Syringes feature contoured finger grips and a textured surface to allow optimal control of drawn or expelled fluids. These 60-cc Syringes are marked with easy-to-read gradations calibrated in both cubic centimeters and ounces. The sterile Syringes are packed in peel-open pouches for optimal hygiene and easy access.  50/CS