EcoVue High Viscosity Ultrasound Gel, 250g Bottle, Non Sterile, 12/bx, 6bx/cs (386)EcoVue Ultrasound Gel offers ergonomically designed packaging for ease of use 99. 5% of product can easily be dispensed reducing waste Sustainable packaging reduces carbon footprint 97. 8% Naturally fermented ingredients Non refillable and tamper proof packaging exceeds FDA criteria for quality and bio security CA Prop 65 compliant Paraben and Propylene Glycol Free Acoustic velocity remains constant when heated Kosher and Halal certified Made in the