Protect the nose/mule and other sensitive skin areas from harmful sun rays with the K9 Nose & Mule Guard K9 Nose & Mule Guard with high sun protection factor. Sunblock 50 provides a safe and effective protection against the sun and suits all skin types, even the most sensitive. Can be used both on the body and in the face. Contains Aloe Vera to repair and prevent skin damage that may be caused by the sun. Can be used on humans also. Fragrance Free. Avoid eye contact!