Gonza Side Strap Bikini Bottom in Blue. - size M (also in XL/1X) Gonza Side Strap Bikini Bottom in Blue. - size M (also in XL/1X) 83% polyester 17% spandex. Made in USA. Hand wash. Side tie closure. Mesh fabric. Item not sold as a set. GONR-WX20. GCSTB. Shop the latest in fashion from Gonza