Aquasonic 100 Non Sterile 5 Liter (175 Oz) Fitness & Rehab 75 Weight Capacity: 300 lbs MSHQ BH190XL 75 Weight Capacity: 300 lbs Tips fit Guardian Forearm Crutches as well as some other major brands Shipping Carton Size: 8 L x 6 W x 4 H ORIGINAL BLUE * 5 Liter(175oz) Each * World Standard for Medical Ultrasound Transmission AQUASONIC 100 is the most widely used gel for diagnostic and therapeutic medical ultrasound * Recommended for all procedures where a viscous gel is required * Acoustically correct for the broad range of frequencies used * Completely aqueous will not stain clothing or damage transducers * Unique can't be copied formula is hypoallergenic bacteriostatic non sensitizing and non irritating * No formaldehyde * Not a spermicide * Used and recommended by leading manufacturers of medical ultrasound equipment worldwide *