To use your adidas Predator Elite Firm Ground Football Boots, simply slide your foot into the laceless design. The 4-way stretch material is designed to adapt to your foot over time, providing a snug and secure fit. Ensure you select the correct size for optimal comfort and performance, as the laceless design relies heavily on a proper fit.These boots are specifically engineered and compatible only with Firm Ground (FG) pitches, which are typically dry, natural grass surfaces. Using them on artificial turf (AG), soft ground (SG), or indoor courts can compromise performance, damage the studs and outsole, and may void any warranty.For care, after each use, gently wipe off any dirt or mud from the upper and outsole using a damp cloth. Do not use harsh chemicals or abrasive cleaners. Avoid machine washing or tumble drying, as this can damage the materials. Allow your boots to air dry naturally at room temperature, away from direct sunlight or heat sources. For long-term maintenance, consult the care instructions provided on the product label. The composition includes an Upper of Textile, Lining of Synthetic, and Sole of Rubber, each requiring gentle care to ensure longevity.