The trachea is a food supplement, satiating and anti-stress, since your dog has to chew. It has a high content of collagen perfect for the joints of your beloved pet.Calf trachea ideal to keep your dog entertained, satiate your instinct to chew and bite, avoiding boredom and stress.　Favor their use chewing, clean the dental plaque and eliminate tartar, helping to care for teeth and gums.　　Made with 100% natural ingredients of first quality and great flavor.