Montce Swim Sarong in Black. 50% cotton 45% rayon 5% spandex. Made in USA. Hand wash. Unlined. Side tie closure. Gingham fabric. Item not sold as a set. MNTS-WQ9. SARONG. Inspired by mermaids and exotic destinations, Montce Swim set out to create super-sexy swimwear in gorgeous prints and colors. By designing swimwear to accentuate the body in flattering shapes and functional cuts, the label's seasonal collections are both comfortable, sexy, and inspirational.