These are some of the pictures of the lunchtime protest.
1. 'Smiles not Masks'
People carried homemade banners and signs at the protest
2. Piers Corbyn arrives
The protest was led by the brother of former Labour leader, Jeremy Corbyn
3. 'Freedom from fear'
Crowds gathered around Mr Corbyn in the Peace Gardens
4. Ahead of the protest
Police warn protestors in Sheffield's Peace Gardens that they're in violation of health restrictions, ahead of the protest at 12pm on Saturday