McKesson Silk Like Cloth Medical Tape, 1 Inch x 10 Yard, White, 1 Box of 12 Pen Pencil Aids * Stepping surface: 14 x Color:Yellow * Stepping surface: 14 x 40 * Adjusts from 4 to 6 to 8 * Includes 53 minute All Step video featuring the premiere step aerobic instructor Cathe Friedrich * Microprocessor controlled * Professional four channel electrotherapy device that provides IF 4 Pole IF 2 Pole Russian EMS and TENS waveforms with two separate timers * The portable design lets you take it to your patient or keep it at the clinic * It'∞⁄s easy to use and is up and running within minutes * The Quattro 2 Tape gently removes from the skin to prevent discomfort Silk like cloth construction is hypoallergenic and air and moisture permeable