Setup: These boots require zero break-in time. Simply unbox them, lace them up, and they are ready for immediate use on the pitch. The Flyknit collar and padded heel ensure a snug, comfortable fit from the first wear, adapting to your foot without the typical stiffness of new boots. Compatibility: The Nike Tiempo Legend X Elite FG boots are specifically designed for Firm Ground (FG) pitches. This means they are best suited for natural grass fields that are dry to slightly wet. They are not recommended for artificial grass (AG), soft ground (SG), or indoor surfaces, as using them on incompatible surfaces can lead to premature wear of the soleplate and potential injury. Care: To maintain the performance and longevity of your boots:1. Clean After Each Use: Remove excess dirt and mud immediately after playing using a soft brush or cloth.2. Wipe Down: Use a damp cloth with mild soap to gently wipe the upper. Avoid harsh chemicals or abrasive cleaners.3. Air Dry: Allow the boots to air dry naturally at room temperature. Do not use direct heat sources like radiators or sunlight, as this can damage the materials.4. Stuffing: You can stuff them with newspaper to help absorb moisture and maintain their shape while drying.5. Storage: Store in a cool, dry place away from direct sunlight.