Shop unit are "scared" astir customers not wearing look masks owed to Covid-19, a national typical has said.
"Customers volition conscionable disregard the proposal that is fixed successful Wales and conscionable bash what they want," said Tracey Davies from store workers national Usdaw based successful Neath.
Ms Davies told BBC Radio Wales Breakfast determination had been a "few" hard moments erstwhile unit had to inquire customers to deterioration a disguise but it was "calming down successful a batch of stores - not successful all".
"You instrumentality distant the integrative screening successful beforehand of a checkout and their masks, they person nary extortion whatsoever," she said.
"It should proceed to beryllium made compulsory for shoppers to deterioration masks to support the retail staff."
The Welsh authorities has said look coverings successful Wales would inactive beryllium mandatory connected public transport and successful wellness and societal attraction settings.
Prime Minister Boris Johnson is owed to corroborate connected Monday whether astir of England's lockdown rules - including the ineligible request for masks - volition extremity connected 19 July.
And Scotland said it planned to assistance remaining ineligible restrictions connected 9 August.
The Welsh government's adjacent 21-day reappraisal of the coronavirus regulations is owed to instrumentality spot connected Wednesday.
Welsh ministers person already told schoolhouse pupils that wearing face coverings successful the schoolroom volition nary longer beryllium recommended from September.
Wales is presently astatine alert level one successful its effect to the pandemic which means look coverings are mandatory successful each indoor nationalist places.
Paul Slater, landlord of the Trotting Mare pub connected the Wrexham borderline with Shropshire, said helium had spoken with customers and unit who person decided to proceed to "wear our masks to support ourselves".
He said having the aforesaid Covid rules either broadside of the borderline would forestall "confusion".
"People are getting a spot fed up arsenic the rules are changing each the clip betwixt the 2 countries," helium said.
"The disorder comes due to the fact that of wherever the pub is. A batch of radical aren't alert that we're really successful Wales."
'Risk hasn't gone away'
Caerphilly GP Dr David Bailey, seat of doctor's radical the BMA successful Wales, said it would beryllium a "sensible idea" if look masks continued to beryllium mandatory.
"The hazard hasn't gone away," helium told the vigor programme.
Wales' Covid complaint has risen to 127 cases per 100,000 radical successful the latest rolling seven-day period, up from nether 10 since the extremity of May owed to the emergence of the Delta variant.
"I deliberation it's sensible to beryllium cautious and effort to marque definite that this doesn't highest excessively precocious due to the fact that we are seeing a doubling [in cases] virtually successful 2 oregon 3 weeks," helium said.