SOLE footbeds are recommended by podiatrists as an effective alternative to prescription orthotics Zero drop, deep heel cup and dynamic arch support combine to promote neutral alignment to care for your body beyond your feet and equalize pressure distribution Custom heat or wear moldable and clinically proven to reduce plantar fascia strain by 34 percent, aiding with plantar fasciitis pain relief Insole base made from 20 percent post industrial recycled EVA, packaged in our 100 percent plastic free box for a minimized impact on the planet Featuring Polygiene active odor control made with recycled silver salts