Our luxurious dog collars are made from soft, thick leather and brass hardware. Finished with beautiful, Indigenous artwork by Nathania Nangala Granites from the Warlukurlangu Artist Aboriginal Corporation. 10% of sales from this collar go back to Nathania. Small - 27cm to 36cm (width 1.5cm) Medium - 30cm to 39cm (width 2.3cm) Large - 37cm to 46cm (width 2.3cm) Extra Large - 46cm to 58cm (width 3cm)