Fish4Dog Sea Jerky Fish Strips Low in calories and made with fish skin. Made with pressed fish skin, these are low-calorie rewards with a rough texture that will not only help to eliminate the tartar of the teeth but thanks to its rich flavour the dogs will love it. Being made with fish skin dried in the oven are low in calories and will provide vitamins and additional nutrients important for the correct development of the animal. Your dog will love this food because: Cleaning Being hard and rough help keep teeth clean. Fish Low in calories and rich in Omega 3 acids.