KIZIK Miami Navy Leather Hand Free Comfort Slip-On Shoe Laceless Women's -Leather upper -F.A.S.T. Technology enables Hands-Free functionality -AUTOMATIC FIT: When activated proprietary internal wing shape automatically opens to let your foot in, and closes to keep it in -TONGUE REINFORCEMENT: Flexible structure provides rigidity for smooth hands-free functionality without sacrificing comfort -INSTEP ADJUSTMENT: Customize your fit with the simple adjustment strips on both sides of the tongue -RETRACTABLE HEEL: Heel material is built to repeatedly collapse and quickly regain its shape -ARC DESIGN: Proprietary flex-rebound system combines responsive rebound with low profile flexibility -Rubber sole EUC, lightly worn. From a pet/smoke free home.