I use these on the recommendation of Jim White from White Details.
Kirkland Signature 713160 Ultra Plush Microfiber Towels 36 Pack, Yellow Amazon product ASIN B00GARQKII
Sounds like you have first hand knowledge of this.Dont get man juice on them, lose all their absorbent properties after that.
Hmm so will the 90p ones ruin paint when buffing off sealants waxs etc?