Birkenstock Birko Natural Insole (Unisex) nofree Adjustable straps and the signature

Adjustable straps and the signature footbed ensure a perfect

GTX construction and simple but rugged sole makes this Mid height Nevado a sure winner on the trail

Upper Material: Faux leather

Unique design of Xelero helps reduce ankle and calf stress associated with the development of plantar fasciitis

Birkenstock Birko Natural Insole (Unisex) nofree Adjustable straps and the signatureBirkoNatural this footbed is wonderful for your feet and is natural, too. The footbed contains natural and renewable resources (e. g. cork, leather, jute). The foot friendly, anatomically shaped footbed naturally cushions and supports the foot. BirkoNatural puts a spring in your every step and reduces the strain on the spine, knees, and hips. Its length means this insole will fit into most types of footwear. Vegetable tanned leather lining Cork latex