Enhance the comfort level of your shoes with the Powerstep Slim Tech 3/4 Insoles. The construction prevents and alleviates pain associated with foot, heel and arch discomfort. The firm, flexible polypropylene arch supports and heel cradles offer increased support and stability. The ultrathin design with a tapered edge fits in most low-profile shoes, while the polyester fabric top cover with antimicrobial protection helps your feet stay fresh and comfortable.