What did Lydia, the first convert Paul met in Philippi, sell?

Answer: Purple cloth

Lydia was a dealer in purple cloth and a worshiper of God. The Lord opened her heart, and she and her household were baptized.

“Among those listening was a woman named Lydia, a dealer in purple cloth from the city of Thyatira, who was a worshiper of God. The Lord opened her heart to respond to Paul’s message.”— Acts 16:14 (BSB)