Because traditional clavos are hand forged from iorn, they rust easily. This rust
can will streak and stain wood surfaces which may not be disiarable. To avoid this
you can paint or seal the iron clavos, but this tends to only be a tenporary solution
eventually the protective coating chips or wears off again allowing the clavos to
A permanent solution is to use aluminum clavos since they are impervious to rust.
They can also be easily painted to match any decor or left natural as those shown