Woll Bread Mould 28cm (PFAS-free) In the Woll Bread Mould 28cm (PFAS-free) you can safely and responsibly bake the tastiest loaves of bread. This baking tin is PFAFS-free, which means that while baking your loaves in this tin, you can be sure that no harmful substances will be released. The silicone handles make it extra nice to work with this mould.