Love Liparu makes single-ingredient freeze-dried treats for dogs and cats in small batches. All our treats have no preservatives, fillers, or additives. Made and sourced in Washington state. Duck wings come in a bulk bag of 50, 75, or 100. Duck wing is lean in protein, a natural source of omega-3 and omega-6, and contain vitamins like B12. They are kept whole and meant to be used as a quick chew/treat! Each duck wing weighs roughly .5-1 oz. Ingredients: duck wing Crude Protein (min) 44% Crude Fat (min) 24% Crude Fiber (max) 3% Moisture (max) 6% Calorie Content 4200 kcal/kg ~119 kcal/oz