Gypsea swimwear bikini, size 8

Gypsea swimwear 2 piece reversible low rise cheeky thong bikini, AU size 12 (size chart says size 8 in US) Bottoms are 13.5 inches across laying flat, not stretched, and can stretch to 17 inches Top is 17 inches across, laying flat, measured from side boning. Any questions on size, feel free to message me. Gently used condition.