Wippette Toddler Boys' Swimming Fish Rash Guard Set Top: 85% Polyester, 15% Spandex; Bottom: 100% Polyester Imported Machine Wash Multi color printed underwater fish scene at hem. Elastic waist band swim trunk with drawstring adjustable waist Mesh brief on inside of trunk Color block rash guard with whale printed at center front Flip flops have elastic back closure for adjustable fit