While more can always be said, similar questions have been asked and answered in this sub before that may be of interest. Among them are:
This answer by /u/mimicofmodes to the question "Pre-Civil War, Did Abolitionists Boycott Southern Goods Made With Slave Labor?".
This answer by /u/louwilliam to the question "Were there any specialty made/advertised ‘slavery-free’ goods to cater to concerned Northerners, similarly to today’s ‘cruelty-free’ products?".
This answer by /u/Jordan42 to the question "Before the American Civil War, did anyone sell "slave-free" cotton the way organic foods are sold today?".