The ornamental design for flexible and floatable surf goggles, as shown and described.
FIG. 1 is a front perspective view of the flexible and floatable surf goggles of the present invention, showing my new design; the broken line showing of a headband and partial leash for holding the goggles on a person, are for illustrative purposes only and form no part of the claimed design;
FIG. 2 is a top plan view of FIG. 1;
FIG. 3 is a front elevational view of FIG. 1;
FIG. 4 is a left side elevational view of FIG. 1;
FIG. 5 is a right side elevational view of FIG. 1;