ThermoActive Wrist Support Aprons Bibs No Kink Oxygen Tubing 25 ft Waterproof backing prevents strikethrough No Kink Oxygen Tubing 25 ft 25 cs Provides ultrasound and a single channel low volt AC stimulator * Ultrasound delivers up to 20 watts odd variable or non interrupted power * Stimulator features ramped surge mode with adjustable surge duration and frequency range (1 80 pps and a unique hand held pump that adjusts the level of compression * Fits circumference up to 12 as is or up to 22 with extender straps that are included * Indications: Wrist strains and sprains carpal tunnel syndrome arthritis tendonitis hand injuries Patented technology provides circumferential compression in conjunction with cooling or heating therapy * Each support features 3 components: an anatomical wrap with easy to adjust hook and loop