NIKE Men's Mercurial Victory IV IC Indoor Soccer Shoe Leather The soft, textured upper molds to the foot for a responsive fit and high-speed control. Allover microgrooves reduce air resistance and enhance touch on the ball. Anatomical Fit: The anatomically correct shape contours to the foot for a snug, glove-like fit. Indoor-competition (IC) outsole made with non-marking materials and features designed to help enhance movement and traction 3/4-length Phylon midsole for cushioning.