Birkenstock Birko Classic Insole

This moderate flange arch support features a deep molded heel cup and pronounced metatarsal support. The Birko-Kork® and EVA shell is covered with a soft and cooling microfiber liner. This provides moderate stability and may aid in relief of heel pain symptoms.

• Best worn with dress shoes and casual shoes
• Recommended for low to average arch feet
• Lining: microfiber; color: black