It has a soft suede upper

A leather lining finishes the inside

The base is built on leather

Chunky straight temples finish the frame

round cord laces with bead tips and twin Originals suede fobs

birkenstock boston sfb leve mocca 660463 Color_Gravel/Pure Silver It has a soft suedeThe Boston Soft Footbed is a closed toe suede clog in a deep Mocha colour with a backless, low profile shape. It has an adjustable metal pin buckle strap across the instep, a cork footbed with Birkenstocks Soft Footbed construction and an integrated latex foam cushion, and a flexible EVA sole. A suede footbed lining and made in Germany construction finish the classic Boston design.