Check the listing for details. (2 pack)PARKER LABS AQUASONIC 100 ULTRASOUND GEL 1 LITER BOTTLES (FREE SHIPPING). Color: Blue, Condition: New. Listed at 25.99 USD. Two PARKER LABS AQUASONIC 100 ULTRASOUND GEL 1 LITER Bottles Exp date is atleast 2 years from current date FREE SHIPPING ! FREE SHIPPING!! AQUASONIC® 100 ULTRASOUND TRANSMISSION GEL 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. Free shipping. Ships priority mail .Ships to United States only. Features 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