Trejoa Sport Bikini Bottom in Pink. - size M (also in XS,S) Trejoa Sport Bikini Bottom in Pink. - size M (also in XS,S) 100% poly. Stretch fit. TRER-WX46. B1603. Trejoa?s line of swimwear and cover-ups come in a variety of tropical and animal prints with cool cut-outs and sexy silhouettes. Their designs are the ideal option for escaping on a tropical getaway or to simply relax by the pool.