Birkenstock Blue Footbed Sport Size:Men 8-8.5 / EU 41 // Women 10-10.5 / EU 41 This is an ultimate performance

This is an ultimate performance insole for high impact sports

Lifetime guarantee against breakage of the plastic foot support (inside casing) when used under normal conditions

cold-weather boots

If you have high arches check out Currex RunPro HIgh

Experience what it feels like to have all-day comfort and support in your dress shoes

Birkenstock Blue Footbed Sport Size:Men 8-8.5 / EU 41 // Women 10-10.5 / EU 41 This is an ultimate performanceBeyond style, theres one word we associate with Birkenstocks: comfort. Is it really possible to add Birkenstock comfort and support to your everyday pair of shoes? With these insoles, the answer is yes! The Birkenstock Blue Sport footbed was first designed based on a cast of a healthy foot in the sand, giving you an anatomically sound insole that is optimized for comfort and support. The insole enables your body weight to be evenly distributed over