Blue Bikinis String Bikini 2XS-6XLDive into the season with a vibrant oceanic aesthetic that captures the multi tonal beauty of deep tropical waters in one cohesive look. See our other string bikinis. This eco friendly Bikini set is constructed from a premium blend of recycled polyester and elastane, offering a soft and stretchy feel that is perfect for long days spent swimming and lounging. The bikini tops are designed for maximum versatility with long strings that can be tied and