Hr Healthcare Hr® Ecovue® Ultrasound Gel. 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 USA