Birkenstock Professional Boston, Unisex Adults' Clogs and Mules, Black, 5 UK (38 EU)

Anatomically shaped cork latex footbed Super outsole with shock-absorbing midsole made of lightweight, flexible EVA plastic Non-slip oil and grease resistant rubber outsole A strap with an individually adjustable metal pin buckle Natural leather can be seen on the untreated surface Particularly deep shape in the heel area supports the foot tissue and keeps the heel bone stable in its natural position - for an almost similar strong hold as in a closed shoe Heel bar activates calf muscles, stabilises the rearfoot and improves crotch guidance and coordination Inner and outer longitudinal arch supports give the foot the necessary stability when stepping on Cross arch support supports a natural straight and firm stand of the foot Thanks to the toe grippers, the toes remain loose and spread in their natural position