Go ahead, turn the tray around and look at our ingredients. PureBites® Mixers for cats are made with only 1-2 ingredients. PureBites® Mixers Variety 4-pack come with 2 trays of Wild Tuna in Water 1.76oz |50g & 2 Trays of Wild Tuna & Wild Salmon in Water 1.76oz |50g. Cats love the taste of PureBites® because our treats are pure, locking in the aroma, texture and freshness they crave. Cat parents love PureBites® because our treats are rich in nutrients for a happy and healthy life. PureBites® Mixers can be fed as a treat, an appetizer, a topper or a mixer. 100% Natural & Grain Free, High in Protein and only 30 to 32 calories per tray. Our products are ideal for cats with health issues or pets that are overweight, diabetic, have allergies, gastrointestinal disorders, or are on a restricted diet.