TFA's version is right. "Shorts" is the topic word (the topic particle after it is implied), and the "easy to move" and "good" parts both modify "shorts". So ro

TFA's version is right. "Shorts" is the topic word (the topic particle after it is implied), and the "easy to move" and "good" parts both modify "shorts". So robotically, "speaking of shorts, they're easy to move in and good" or the like.