Often it is wrong, but the issue with that is that you want to follow the label, because otherwise if something does go wrong ...

Any clothing that is labeled as machine-washable can be hand-washed ... Some garments that have a "dry clean" label can be hand-washed. This would include unstructured wool and cashmere sweaters ...

that item shouldn't be washed and will probably need to be dry cleaned If your clothes are machine washable, then you'll see this tub icon on the label. The number within the tub icon shows the ...

but sorting through your clothes for the wash, you might not have realised there's a lot of information provided for you to pick through. Up to five key symbols are printed on the label of every ...