Montce Sandra Bikini Bottom in Black. - size M (also in L, S, XS) Montce Sandra Bikini Bottom in Black. - size M (also in L, S, XS) 80% recycled nylon 20% spandex. Made in Colombia. Hand wash. Pull-on styling. Swimwear fabric. Item not sold as a set. MNTS-WX439. BB1065. Montce's philosophy is that women should always feel chic, confident and comfortable. Designed to inspire confidence and compliments, Montce uses quality fabrics, nostalgic prints, and advanced construction details to make each bikini stand out. This effortless blend of style and substance, combined with an obsessive focus on fit, is what sets Montce apart.