Dog Treats Home / Dogs / Dog Treats / Pet Munchies 100% Natural Beef Liver Sticks Pet Munchies 100% Natural Beef Liver Sticks Pet Munchies 100% Natural Beef Liver Sticks £2.20 Add to your Wish List 100% Natural Beef Liver Sticks. A premium quality gourmet treat, delicious and nutritional. No artificial additives, preservatives, flavours or colours. Suitable for pups over the age of 4 months old