McKesson Nonadhesive without Border Foam Dressing, 4 x 4 Inch, 1 Box of 10 Stair Climbers Steppers Special Edition: Black Binaural Black With Filter and 30 Special Edition: Black Binaural Black Tubing Black Chestpiece 27 * Tunable diaphragm conveniently alternates between low and high frequency sounds without the need to turn over the chestpiece * Excellent acoustic seal and comfortable fit with patented Snap Tight soft sealing eartips * Comfortably angled anatomically correct headset * Patient friendly nonchill rim and diaphragm * High performance single lumen tubing * 3 year warranty Pediatric Oral Supplement Compleat® Pediatric Standard 1 4 x 4 inch pad Film backing allows for the dressing to be wiped down and cleaned easily when held in place by tape