Solid & Striped Iris Bikini Bottom in Black. - size XS (also in L, M, S, XL) Solid & Striped Iris Bikini Bottom in Black. - size XS (also in L, M, S, XL) Self: 65% polyamide 35% spandex Lining: 80% recycled polyester 20% spandex. Made in China. Hand wash. Side tie closure. Item not sold as set. SLST-WX827. RE25-S006LUX-NRK. Solid & Striped was established in New York in November of 2012. Their mission is to design and produce a timeless collection of Swim and loungewear that is made with the highest quality European and Japanese fabrics available. Each item is defined by an elegant simplicity that makes each piece essential to a classic wardrobe.