To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
Eh. I am a DIYer & no artist but I’m not really sure what I was thinking when I ordered these… I find it perfectly easy to paint bleach onto hair without a big bulky paddle....I can’t see a benefit in using these at this time.