Whether You're Looking For Something To Run Around In All Day, Or Kick Back And Relax, The Birkenstock Boston Soft Footbed Clog Is An Eay Choice. The Soft Footbed Features An Extra Layer Of Cushioning Foam Built Into The Legendary Birkenstock Footbed. The Boston Is An Open Back Clog That Features An Adjustable Strap For A Personalized Fit. The Lightweight, And Shock Absorbing Eva Sole Cushions Every Step You Take, Not To Mention It Is Replaceable Allowing For A Prolonged Life Of The Shoe.Contoured FootbedCork/LatexSku: 1013256FemaleAdult