Viscopaste® PB7 Zinc Impregnated Dressing, 3 Inch x 10 Yard, 1 Case of 48 Hand Wrist Exercise Products The top layer is breathable Undercast Padding The top layer is breathable for airflow to help speed healing 3% UV blocked * Color Temp: 4000K CRI: 85 * Meet all expert guidelines for clinical bright light therapy * Slightly larger enclosure increased field of illumination than the #19079 * Improved ventilation better heat dissipation * Four easy access screws vs 9 to remove lens for quick bulb changes * Power button on the side clean unobstructed profile * Easier to adjust angle height & features four height settings vs three improved flexibility for users * Attached single pedestal stand vs two indindependent legs better stability & greater ease of use * Use same key components: ballast lens material & bulbs * Two modes Therapy (3 bulbs) or task (2 bulbs) * 5 year warranty it is simple to apply and easy to remove Made from a light open weave fabric