Malvados' Playa Dolly is a classic flip flop style sandal with a comfy molded footbed and a toe pillow design for ultimate comfort. Plus, the anti-slip footbed ensures you're safe and protected at the pool or beach. Women's flip flop sandals Water-friendly Molded & contoured footbed Toe pillow for comfort Diamond textured footbed Toe post anchor Arch support Quick drying uppers Enhanced non-slip traction on wet surfaces How to measure for sizing: Stand on a level floor with the back of your heels against a straight edge or wall. Take the measurement from the ruler where the flat edge crosses. This is your foot length measurement.