Home.Co- Butterfly Insole SupportDesign for those who have a foot pain or blisters, stick the pad on the shoes to relief pressure and pain. Prevents shoes rubbing your feet. Avoid foot pain and blisters because of a long walk. Made of comfortable 4D sponge and breathable cloth, support your foot and pain relief. Enjoy your feet with your gorgeous heels, no worry about your feet hurt in a long walk. Flexible, Comfortable and can be used for high heels, boots, flat shoes, dance shoes,