Ziwi Lamb Trachea is a healthy and nutritious, single-sourced protein chew ideal for small and medium sized dogs. It is made from 100% New Zealand free-farmed, grass-fed lamb. It provides a gentle, abrasive action which helps to maintain good dental health. When it comes to oral health, Ziwi takes cues from mother nature, featuring grass-fed lamb sourced from New Zealand's rolling pastures, Ziwi's Lamb Trachea are prepared simply, with no added preservatives or flavours just slow and gentle air-drying. Simple and natural with only one ingredient, a chew your dog will surely love.