From Keen, the Women's Kosa Chelsea Suede Booties feature: Waterproof premium suede upper from LWG-certified tannery Eco Anti-Odor for natural, pesticide-free odor control Back pull tab Slip on with elastic gore for easy on and off Contoured Fit follows the contours of your foot for a comfortably snug fit Contoured arch for midfoot support Removable foam insole with arch support for all-day comfort High-rebound foam cushioning enhances comfort and movement Stability shank delivers lightweight stability KEEN.CURVE provides a constant curve from toe to heel for nonstop propulsion KEEN.WET TRAX tread pattern quickly channels water for better grip when wet Higher-traction non-marking rubber outsole Imported.