New and unused. These are heel pads, supervised by a physical therapist, designed to adjust shoe size and prevent blisters. Product Features: Purpose: The "fluffy cushion" wraps around the heel to prevent shoes from slipping and improve comfort. Contents: 8 pads (for 4 pairs of shoes). Installation: The back is adhesive, allowing for easy application to any shoe. #heelpad #physicaltherapist supervision #physicaltherapist #shoebottom #shoeshore