adidas F50 League Football Boots - Yellow - Black - 10.5

No, these are designed specifically for artificial surfaces and astro turf. Using them on grass may lead to slipping and excessive wear on the outsole.

Simply wipe the upper with a damp cloth after each use. Avoid harsh chemicals or abrasive brushes.

The tunnel tongue provides a secure, lockdown fit that prevents the foot from sliding inside the boot during explosive movements.

The textile sockliner is designed for comfort; however, it is not recommended to replace it with thick orthotics as this may alter the intended fit of the boot.

While the Fiberskin material is flexible, wearing them for a few light training sessions will help the material mold to your foot shape for maximum comfort.

Adjust the lacing system to be looser specifically over the midfoot area and ensure the tunnel tongue is centered properly.

Check that the tongue is lying flat against the instep and consider wearing football-specific socks with a higher cuff to prevent debris from entering.