Barrier Sheath Cleanser for Horses Softens & loosens hard & sharp smegma Natural & safe Non-toxic & non-irritant Contains mild vegetable suractants & purest lanolin Vegetable surfactants clean away any debris without removing natural bacteria Barrier Sheath Cleanser gently softens & loosens hard smegma naturally & safely. Contains lanolin which softens & loosens had & sharp smegma & Lanolin to clean away any debris without removing natural bacteria to help avoid infection.