Columbia Sportswear Womens Blackfin - Greynavy 8.5 . Unlike anything before. The Blackfin will stand out on the water or the beach. Water-resistant canvas lace-up with molded Techlite heel cup for stability. Omni-Shield advanced repellancy for water and stain protection. Perimeter-stitched with a contour shape for cushioning and support. Non-marking Omni-Grip rubber outsole with razor-siped tread pattern. Imported.