Where may I acquire some ?
Wool dryer balls? Pretty much anywhere these days. I bought my set from Etsy from a seller who no longer has a shop there despite being highly popular and being featured in magazines and tv shows. Of course Amazon is the usual go-to place to buy anything under the sun. Amazon's Handmade section is similar to Etsy, featuring people selling their handmade items and there are some dryer balls listed: Amazon Handmade dryer balls