Don't Go Swimmin Shark Cartilage is a great dental treat that packs a healthy chew too! It's extremely nutritious and is full of Chondroitin, Sulphate, Protein and Calcium. It's extremely high value. Description: 100% Shark Cartilage, No Additives or Preservatives Packaging: Our treats come in a 100% Australian Made and printed bag, an industry first! Three great sizes, 100g, 200g, 350g. Product Source: Manufactured in Australia using 100% Australian Shark.