Set of 12 weights of cast iron and brass. Cast iron weights: 1 x 500 g, 1 x 200 g, 2 x 100 g. Brass weights: 1 x 50 g, 1 x 20 g, 2 x 10 g, 1 x 5 g, 2 x 2 g, 1 x 1 g. Total weight: 1 kg. For use in pre-school and primary school.