Women's sport-outdoor sandal in an elegant look The Keen Astoria West Sandal women's sport-outdoor sandal, suitable for all-round use, impresses with its elegant appearance. The upper is made of waterproof material from recycled PET bottles. The quick-tie bungee is also made of the same material. The model has a quick-drying lining and a high-quality Aquagrip rubber sole with fine lamellation divided according to tread zones, which significantly reduces the likelihood of slipping on a wet