SCHMACKOS branded products include an irresistible range of dog treats that are perfect for playing, training, rewarding and occupying our furry friends. Because these treats are specifically designed to smell and taste absolutely amazing...to a dog. DOGS GO WACKO FOR SCHMACKOS. The SCHMACKOS brand philosophy is to help dogs and their humans have more fun together. As soon as SCHMACKOS treats are taken out of the cupboard, fun follows. And that's the way it should be. SCHMACKOS MarroBONES Treats are Crunchy Biscuits with a Meaty Centre that's Enriched with Vitamins & Minerals for a Tasty Treat.SCHMACKOS MARROBONES treats have a delicious meaty centre wrapped in a crunchy biscuit outer. Plus they're enriched with vitamins and minerals. Great as a delicious treat or a reward for dogs over 6 months of age. Allergen may be present: Cereals, Preservatives