McKesson Plastic Medical Tape, 3 Inch x 10 Yard, Transparent, 1 Box of 4 Leg Bags Accessories The ambidextrous construction permits use 14272 The ambidextrous construction permits use on the left and right hand s AFD technology provides enhanced acoustic response: light pressure for low bell type frequency firm pressure for high diaphragm type frequency Extra large bell (1 3 8 diameter) for unsurpassed low frequency response Ultra sensitive diaphragm (1 3 4 diameter) for greater amplification and crisper high frequency response Non chill bell and diaphragm retaining rims for patient comfort Clinician headset boasts reinforcing yoke molded into flexible 22 PVC tubing and stainless steel binaurals fixed at 15ß angle for greater comfort Tubing is soft flexible and made without phthalates Adsoft Porous tape is resistant to water to maintain its hold once applied Easy to handle with gloves for hygienic use