Firm Ground. Stay ahead of the competition in the adidas adiQuestra IV TRX FG. A soft, synthetic upper hugs the foot for ultimate ball control. Upper: Synthetic leather upper for light weight and durability. Soft textile lining for additional comfort. Midsole: Die cut EVA insole for light weight and comfort. Outsole: TPU plate for lightweight performance and durability. TRAXION™ FG for grip and comfort on firm, natural surfaces. Available in youth sizes 1-6.