PREWONED Clarks Whistle Bea Ankle Boots. Description: These black leather ankle boots feature a pebbled texture, a lace-up front, and a side zipper for easy wear. A distinctive element is the plaid fabric detail on the ankle cuff, adding a touch of style. Comfort: Known for their comfort, they often incorporate Clarks' "Ultimate Comfort" features, such as cushioned insoles and flexible construction, making them comfortable for extended wear.