These Marrow knee high boots boots by Faith have been made with a premium leather upper with a naturally aged effect. The details include: zip fastenings through the sides, press stud trim to the collar, clean stitched panelling to the front, an almond shaped toe, slim sole and a stacked heel. ABOUT ME Upper part: 100% Real leather. Sole: 100% Plastic. Heel height: 8cm/3in.