Buy Siren - Bilby - Sandals (Black Calf) at THE ICONIC with Free overnight delivery and Free returns! Free-thinking and fashion-forward, Siren delivers a unique take on footwear that is bold, glamorous and always ahead of the curve. Born in Melbourne in 2001, Siren leads the way with shoes inspired by international runways and street-style trends, all designed by a dynamic and keenly style-conscious team of young, fashionable creatives.- Calf leather upper- Black- Round toe- Slim toe strap- Cross-over straps to vamp stud detailing- Ankle strap buckle fastening- Stud detailing around welt- Rubber soleUpper: LeatherLining: SyntheticSole: Synthetic