Vetoquinol 410620 Laxatone Tuna, 4.25 oz Gentle but effective lubricant Elimination of hair balls in cats Predictable results and ease of use has made it the industry standard hair ball remedy Gentle but effective lubricant Elimination of hair balls in cats Predictable results and ease of use has made it the industry standard hair ball remedy Gentle but effective lubricant Elimination of hair balls in cats