NIKE T90 Shoot IV Firm Ground Football Boots Synthetic Leather Upper - For comfort and great ball feel. Firm Ground Blades - for use on short-grass fields that may be slightly wet, but rarely muddy. Instep Pods - Deliver even pressure on the ball at impact for optimal precision at high speeds. High-Density EVA sockliner - Provides contoured heel and arch support and reduces stud pressure. Heel Counter - helps lock down the heel for a secure fit and also helps to stabilize the planting foot when kicking the ball