Profender Spot On Sort By Default Title - A to Z Title - Z to A Price - lowest first Price - highest first Time Added - latest first Popularity - most popular first Sales - best selling first View... $39.95 $48.40 Profender Spot On Cats 11-17lbs (5-8kg) - 4 Application View... $37.95 $46.00 Profender Spot On Cats 5.5-11lbs (2.5-5kg) - 4 Application View... $35.95 $43.50 Profender Spot On Cats under 5.5lbs (2.5kg) - 4 Application