Gildan Activewear is buying the struggling HanesBrands for $2.2 billion in a deal that gives the basic apparel maker access to household name brands like Hanes and Maidenform. The companies put the transaction’s valued at about $4.4 billion when HanesBrands’ debt is included.

The deal would nearly double Gildan’s revenue, but there could be antitrust hurdles because both companies sell underwear, hosiery and shirts.

Gildan Activewear to acquire HanesBrands in a $4.4B deal, creating a global apparel leader. Learn about growth synergies and shareholder benefits.