This is Speedo"s top of the line mask/snorkel/fin set, complete with a handy carrying case. The short blade dive fin with Biofuse technology combining soft with hard materials, is super comfortable while providing the perfect rigidity for a consistent kick. All three components offer complete and easy adjustability and are made of the most comfortable materials in the market. Whether in the ocean, lake, or swimming pool, our premium Hyperfluid collection will help you get the most out of your underwater exploration!