Leather back zipper model Alexander McQueen women's Tread Slick zipper boots are the most handsome women's boots. McQueen's most popular model this autumn and winter is the knight boots! These Tread Slick knee-high boots are made of black cow leather, with an exposed silver motorcycle-style zipper on the upper. Textured rubber edging and a same-tone Alexander McQueen logo make your legs look slimmer and slimmer. That’s just how good they are. Zipper opening and closing, round toe design, textured rubber edging, oversized rubber thick soles, sole height: 4.5cm, size: 35-39 (set in 40),