Available Amounts 100g, 250g, 500g, 1kg, 2.5kg, 5kg, 15kg Suitable For Birds. Millet Sprays, a great treat for any bird from Caged, Aviary or even Wild. 15kg : 750-1000 millet sprays. Available Amounts 100g, 250g, 500g, 1kg, 2.5kg, 5kg, 15kg.