Speedo Women's Exsqueeze Me Zori Flop 100% Thermoplastic Polyurethane Imported Rubber sole Hydrophobic and ultra lightweight for superior comfort around all aquatic environments Trademarked s-trac rubber outsole offers water management and dispersion to provide maximum traction and slip resistance Unique dual density injection molded eva construction for unbelievable performance and flexibility You will not want to take these off your happy feet! Great for pool decks, the beach, or everyday wear