Fine tuned for your foot, the multi-purpose women’s Tirra brings crazy comfort to the adventure of your choosing.- Synthetic and webbing upper- Hook and loop closure system- Nylon shank- Contured EVA foam midsole- Microban® zinc-based anti-microbial treatment- Shoc Pad™ in the heel- Spider Original rubber outsoleTechnology: Spider Original™:- A lot of people ask why we named our original rubber compound after one of the creepiest creatures on the planet. In response, we ask them if they’ve ever seen a cute puppy climb up a completely vertical, soaking wet rock. No? We rest our case.Shoc Pad™:- You wouldnt ride a bike without a seat. The same logic applies for our Shoc Pad™ technology, which will give you a smooth ride without inhibiting your performance.Teva Tirra has the 100% money-back guarantee. If for whatever reason you are not completely satisfied with your Teva Tirra you have purchased at Teva sale retailer USA, you have 30 calendar days from delivery in which to return it. In addition, in our online running & triathlon store you can discover the full range of product of the brand Teva and complete your order in Sandals products always at the best price.