Ear Cleansing System Reverse spray. Helps prevent ear wax build-up. 100% natural. Murine Earigate has a patented reverse spray action to safely rinse away ear wax build-up without pressure on your sensitive eardrums. With regular use, the Murine Earigate ear cleansing system helps prevent ear wax build-up and is 100% natural and hypoallergenic. No preservatives. Hypoallergenic. Made in France.