Birkenstock BirkoActive Full Length Arch Support Insole
The BirkoActive™ Full Length arch support combines firm support with a shock-absorbing, flexible forefoot, perfect for use in athletic footwear. Recommended for sports shoes, tennis shoes, running shoes, casual shoes, work shoes, hiking boots, and ski boots. Best used in place of existing insoles, unless footwear has ample room for both footbeds. Red forefoot layer can be trimmed for a more precise fit. Unisex.
Item #: 71502