Walk a mile (or more!) in these shoes and you’ll know why they’re a perennial favorite. Designed to keep you on the move step after step. 100% polyester mesh liner with PU foam base limits friction against the skin and helps foot "breathe" a little easier. Removable insole to easily insert a custom orthotic. .5" elevation EVA midsole molds to the shape of wearer's foot. Thermoplastic heel counter provides stability and support. Patterned outsole provides traction on a variety of surfaces. *From the manufacturer's description