Revolution Plus 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... $37.95 $46.00 Revolution Plus for Kittens & Small Cats 2.8-5.5 lbs (1.25-2.5 kg) - 3 pack View... $44.95 $54.40 Revolution Plus for Large Cats 11.1-22 lbs (5.1-10 kg) - 3 pack View... $72.95 $88.30 Revolution Plus for Large Cats 11.1-22 lbs (5.1-10 kg) - 6 pack View... $42.95 $52.00 Revolution Plus for Medium Cats 5.6-11 lbs (2.6-5 kg) - 3 pack View... $69.95 $84.70 Revolution Plus for Medium Cats 5.6-11 lbs (2.6-5 kg) - 6 pack