To get the best performance from your Nike Phantom 6 Academy High TF shoes, ensure they are properly laced and fit snugly but comfortably. The new shoe frame is designed to be accommodating, but a brief break-in period is often beneficial for new football boots to conform perfectly to your foot shape. These boots are exclusively compatible with artificial turf (TF) surfaces. Using them on natural grass, firm ground, or indoor courts is not recommended and can compromise performance, durability, and potentially lead to injury. For care, gently clean your boots after each use using a soft brush or damp cloth to remove dirt and debris. Avoid harsh chemicals. Allow them to air dry at room temperature; do not expose them to direct heat or sunlight, as this can damage the materials. Store them in a cool, dry place to maintain their structural integrity.