Back Belt Unisex Large X Large Black Obusforme 20 30 Thigh High Unit * Provides ultrasound dual Jobst Opaque Sensitive Unit * Provides ultrasound dual channel high volt pulsed DC stimulation and low volt galvanic * Used for iontophoresis * Up to 20 watts of variable or non interrupted ultrasound * High Voltage features reciprocal and ramped surge modes with adjustable surge duration (1 160pps) * Balance Control Feature * Lo Volt Galvanic has constant currentoutput variable surge and continuous mode and reverse polarity * Up to four electrodes * HCPC Code: L1902 * Large fits Men's shoe size 10 any profession and task where proper posture and good body mechanics are important * Ideal for mild low back pain strains or sprains * Beneficial when used in conjunction with a rehabilitation program * All materials are hypoallergenic Unisex back belt size Lg XLg * Conforms and supports the lower back promoting muscle relaxation and proper alignment of the back * Increases the flexibility of the stomach and back muscles by keeping them warm * Provides intra abdominal support to help support the spine take weight off the lower back * Breathable nylon mesh wrap with adjustable hook and loop front closure holds the belt in place * Lightweight