Birkenstock Blue Footbed Tradition - Medium Aetrex SAS SteadyTrac Midsole: The SAS

SAS SteadyTrac Midsole: The SAS SteadyTrac™ Midsole is a shock absorbing flexible lightweight unit with a forepart stabilizer that provides lateral stability throughout the walk cycle

Lined with calfskin for a truly luxurious feel against the skin

oiled nubuck leather

Durable non slip sole

while a cushioned insole contours to the foot and provides enhanced comfort

Birkenstock Blue Footbed Tradition - Medium Aetrex SAS SteadyTrac Midsole: The SASThe Blue Footbed Sport utilizes the principle of walking barefoot. It is based on the impression left by a healthy foot in sand, creating a natural environment for your feet. The heel area is cushioned and stabilized thanks to the raised design. This also supports the natural arch of the foot. The Blue Footbed is therefore ideal for anyone who would like to enjoy the unique comfort of Birkenstock in enclosed shoes made by other brands too. Anatomical