Birkenstock Sydney Sandal - Birko-Flor Pearl White Size:36 The I-90 features a highly

The I-90 features a highly abrasion resistant TPU outsole which lasts 3x longer than other boots

original contoured footbed on the inside

These high-performance work boots have extended rubber overlays and durable outsoles for ultimate protection and stability

Hit that target heart rate while keeping your comfort level high

insulated 200g boots with great traction

Birkenstock Sydney Sandal - Birko-Flor Pearl White Size:36 The I-90 features a highlyChic, tapered straps, plus all the comforts of the original BIRKENSTOCK footbed. The Sydney shines things up with smooth Birko Flor, showing off its surface character with a special shimmer. It all rests on a contoured footbed, designed to shape to you for the ultimate in support.