82% Polyester, 18% Spandex Features: Plain, adjustable strap, v neck, criss cross back, ribbed, two piece swimsuits. Soft with good elasticity, comfy to wear. Please refer to our Size Chart(Not Amazon).Recommend to CHOOSE One Size Up! Package Including: 1×Bikini set(top & bottom). Occasion: Beachwear, swimming pool, hot spring, photographs and other water activities.