Sperry Top Navy Blue Slider size 11 shoe. New without tag

Never worn but tried on and slightly too big for me. Per the Sperry website - “This reimagined classic is made for the water and just got a blackout makeover. Featuring strategically placed “gills” and “portholes” for drainage and breathability, the Authentic Original Float is the ideal boat shoe for anything on or by the water. Lightweight, injected EVA upper 'Portholes' and 'gills' for drainage and breathability Non-marking outsole with molded Wave-Siping™ technology for enhanced traction”