3M™ Scotchcast™ Plus Light Blue Cast Tape, 3 Inch x 4 Yard, 1 Case of 10 Mat Platforms Navy Blue 27 * The Color:Yellow Navy Blue 27 * The ultimate acoustical stethoscope * Tunable diaphragm conveniently alternates between low and high frequency sounds without the need to turn over the chestpiece * Handcrafted sold stainless steel chestpiece * 2 in 1 tube design eliminates tube rubbing noise * Portable convenience of a single sided chestpiece * Excellent acoustic seal and comfortable fit with patented Littmann Snap Tight soft sealing eartips * Comfortably angled anatomically correct headset * Patient friendly nonchill rim and diaphragm For oxygen tubing High and early strength allows for weight bearing in 20 minutes and provides a durable cast with less chance of breakdown and the need for costly repairs or replacements better fitting cast