Birkenstock Birko Balance Arch Support Insoles Arch Supports This product was previously part

This product was previously part of the New Balance insoles product line and was called the New Balance IUAS3810 Ultra Arch Support Insole

Product Overview:

Chaco's LUVSEAT polyurethane midsole provide comfort and their non-marking ChacoGrip rubber compound provides optimal traction

Based on Cobian's ARV 2 footbed

Birkenstock Birko Balance Arch Support Insoles Arch Supports This product was previously partOverview The Birkenstock Birko Balance Insoles are a 3 4 length, rigid cork orthotic insole that offer firm support for those with neutral and high arched feet. The cork base provides a combination of firm arch support, low impact metatarsal support, and a deep heel cradle, while the cork itself provides natural shock absorption and foot support. The bottom of the insole is moleskin lined cork while the top is lined with genuine leather. For those