Shoes For Crews Bullfrog Pro II, Men。GREAT condition. A few blemishes/scuffs. Bottom soles in fantastic condition. Barely worn. Please see all photos for any flaws. The SFC Discontinued Bullfrog Pro Original Work Boots in US Size Men 7 Women 9 are durable mid-calf boots designed for workwear occasions. With a soft toe and rubber upper material, these black boots provide comfort and protection for those in need of a reliable footwear option. Made by Shoes For Crews, these boots are a reliable and stylish choice for anyone looking for a quality work boot.