Sewing buttons are made of alloy and epoxy. The alloy has high hardness, is not easy to deform, and has a long service life; the epoxy material has a unique glossy effect, which is more fashionable and enhances the overall texture of clothing.
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 analyzes reviews to verify trustworthiness.